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Custom 316L Stainless Steel Heart Necklace Manufacturer

Why choose 316L Stainless Steel:
Meticulously crafted from 316L Surgical Grade Stainless Steel. This Eco-friendly base material ensures ultimate Safety and is completely Hypoallergenic, Nickel-Free, Lead-Free, and Cadmium-Free.
Crafted from surgical-grade 316L steel. Eco-friendly and 100% hypoallergenic—nickel, lead, and cadmium-free for safe, everyday wear.
What makes 316L stainless steel the industry standard:
Engineered with Skin-safe properties, our jewelry is 100% Waterproof and Sweat-proof, delivering an elite Tarnish-free, Anti-tarnish, and Non-tarnish surface for lasting elegance.
Engineered to be 100% waterproof and sweat-proof. Our elite anti-tarnish surface ensures your jewelry keeps its brilliant, lasting shine.
Why partnership with Haosen:
Backed by rigorous global testing standards, our products are SGS Certified and REACH Compliant. Processed in a Sedex Audited Factory, every batch is strictly Salt Spray Tested to ensure dependable quality.
Quality you can trust: SGS certified and REACH compliant. Every batch is Sedex-audited and salt-spray tested to meet rigorous global standards.
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A Sample Quotation For Reference

Style
Design
Manufacturing Process
Mold Fee & EXW Price
316L Stainless Steel Heart-Shaped Locket Pendant with Interchangeable Photo Insert style. OEM/ODM custom necklacee manufacturer
316L Stainless Steel Heart-Shaped Locket Pendant with Interchangeable Photo Insert style. OEM/ODM custom necklacee manufacturer
Stamping and laser cutting
$90
$6-9
Stainless steel openable heart-shaped pendant necklace style. OEM / ODM heart necklace jewelry manufacturing.
Stainless steel openable heart-shaped pendant necklace design. OEM / ODM heart necklace jewelry manufacturing.
Stamping and laser cutting
$60
$5-7
316L stainless steel with leather choker chain. OEM/ODM custom jewelry manufacturer.
316L stainless steel with leather choker chain. OEM/ODM custom jewelry manufacturer.
Stamping and laser cutting
$90
$7-9
Pearl & Crystal Bead Heart Necklace. OEM/ODM custom jewelry manufacturer.
Pearl & Crystal Bead Heart Necklace. OEM/ODM custom jewelry manufacturer.
Stamping and laser cutting
$60
$7-9

Get a Custom Quote for Your Project

Share your design preferences so we can help you calculate a more accurate price.
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Request a Quote for Your Stainless Steel Necklace Project

With so many chain options, pricing can feel overwhelming. To simplify your choice, we’ve created a table of sample chains with estimated quotations. This guide clearly shows price ranges by material, design, and quantity, helping you plan your next purchase with confidence.

4 Key Factors Affecting Necklace Pricing

Order Quantity

Larger orders reduce unit cost; small or urgent orders may cost more.

Plating & Finishing

PVD plating, polishing, engraving, sandblasting, and stone setting affect pricing.

Packaging & Shipping

Custom packaging, anti-tarnish options, and shipping method affect the final quote.

Design Complexity

Complex structures, engraving, hollow details, or stone inlays increase labor cost.

Order Quantity

Larger orders reduce unit cost; small or urgent orders may cost more.

Plating & Finishing

PVD plating, polishing, engraving, sandblasting, and stone setting affect pricing.

Packaging & Shipping

Custom packaging, anti-tarnish options, and shipping method affect the final quote.

Design Complexity

Complex structures, engraving, hollow details, or stone inlays increase labor cost.

Order Quantity

Larger orders reduce unit cost; small or urgent orders may cost more.

Plating & Finishing

PVD plating, polishing, engraving, sandblasting, and stone setting affect pricing.

Design Complexity:

Complex structures, engraving, hollow details, or stone inlays increase labor cost.

Order Quantity:

Larger orders reduce unit cost; small or urgent orders may cost more.

Plating & Finishing:

PVD plating, polishing, engraving, sandblasting, and stone setting affect pricing.

Packaging & Shipping:

Custom packaging, anti-tarnish options, and shipping method affect the final quote.
Read Heart Necklace Guide
Contact us to start your project

OEM Heart Necklace Customization Guide

Explore complete OEM heart necklace customization options, including classic and custom chain styles, machine-woven and handcrafted structures, clasps, PVD plating colors, logo tags, mixed materials, packaging, and sales scenario support for your jewelry collection.

Classic & Custom Heart Styles

Cuba Chain
Cable Chain
Box Chain
Rope Chain
Paperclip Chain
Rolo Chain
Figaro Chain

Pendant

Shell heart pendant necklace with polished silver finish, featuring a ribbed shell-inspired heart design, fine rolo chain, and clean white background for custom 316L stainless steel OEM jewelry manufacturing.
Flower resin heart pendant necklace with gold rolo chain, featuring a transparent heart-shaped resin charm, preserved pink rose detail, gold glitter accents, and clean white background for custom OEM heart necklace jewelry manufacturing.
Pearl heart pendant necklace with gold-tone metal frame, polished rolo chain, white shell texture, and clean white background for custom OEM heart necklace jewelry manufacturing.
Silver eagle pendant necklace with spread wings forming a heart shape,custom 316L stainless steel OEM jewelry manufacturing.
Anatomical heart pendant necklace with gold rolo chain, featuring a red enamel heart design, polished gold outline, detailed artery structure, and clean white background for custom OEM heart necklace jewelry manufacturing.
316L Stainless steel openable heart-shaped pendant necklace ,be used for save picture. OEM / ODM heart necklace jewelry manufacturing.
Gold heart locket necklace , featuring a U-shaped gold chain, polished heart pendant, and open photo locket detail in the corner with images, shown on a clean white background for custom OEM jewelry design.

Clasp

Lobster Clasp
OT Clasp
Box Clasp
Toggle Clasp
Spring Ring Clasp
Lobster Clasp

PVD Plating Color

Rose Gold
Steel
Gun Black
Black
Blue
Rainbow
14K Gold
18K Gold
24K Gold
Share Your Design Rationale

Logo Guide for Necklace

Custom Logo Chain

Custom Logo Clasp

Custom Logo Extension Tag

Custom Logo Charm

Bussiness Sales Scenario Guide

Sales Scenario Guide

DTC Website Sales Setup
Build a complete DTC jewelry selling setup with heart necklaces, custom packaging, product cards, and order-ready fulfillment materials.
Boutique Retail Presentation
Create a clean necklace display for boutique stores with custom boxes, display trays, jewelry stands, and retail-ready packaging details.
Social Media-Ready Presentation
Create necklace packaging and product setups designed for short-form videos, unboxing content, influencer campaigns, and social commerce selling.
Pop-Up Store Display Setup
Make heart necklace selling easier at pop-up events and weekend markets with flexible trays, sample cards, compact displays, and custom packaging boxes.

Package

Aligned with Your Brand Values

At Haosen, we know that brand values are at the heart of every business. That’s why we work closely with you to ensure every stainless steel chain embodies your brand’s excellence and integrity, keeping your vision at the core from design to delivery.
From design to delivery, Haosen crafts premium stainless steel chains that perfectly embody your brand values and vision.

Responsible Material Sourcing

We responsibly source all jewelry materials, ensuring they pass . Our commitment to ethical practices enables your brand to offer jewelry that customers can wear with confidence.

Compliance You Can Trust

Whether it’s nickel-free standards or CA65 certification, we ensure your jewelry meets both local and international compliance requirements. This allows you to enter markets smoothly and focus on growing your business.

Professional Photography Support

We provide professional-grade photography support to bring your jewelry collections to life and showcase them at their best.

Custom Heart Necklace Process

01 | Project Initiation & NDA Confirmation

Before development begins, we align on commercial and confidentiality terms:

Review and acknowledge our payment terms, production standards, and return/exchange policy
Sign a mutual Non-Disclosure Agreement (NDA)to protect both parties
Timeline: 1 working day
>> Contact us to receive our NDA

02 | Heart Necklace Component Specification & Design Submission

Design Submission
Submit 2D or 3D files (AI, PDF, STEP, STL, etc.), including logo and component details.

Component Confirmation
Charm style, main chain type, clasp selection, and extension chain length are defined.

Engineering Review
Structure, dimensions, thickness tolerance, and functionality are evaluated for mass production feasibility and provide you with optimization suggestions.

Commercial Alignment
Quantity, lead time, logistics, and packaging requirements confirmed.

Timeline: 1–2 Working Days

03 | Quotation & Deposit Payment

Detailed Quotation: We will provide a detailed quotation within 24 hours. This includes the EXW (factory) price, mold fees (if applicable), sample fees, and shipping costs.

Pay the deposit: Please review the Proforma Invoice (PI) and pay the deposit. Once we receive the payment, we will immediately begin work on the project.

04 | Heart Necklace 3D Design & Confirm

Transform your hand-drawn sketches or reference images into CAD/3D models.

Before mold production, we provide a 1:1 scale printed paper sample with a wearing demonstration video to verify size proportions and prevent unnecessary mold revision fees.

Confirm Every Detail: You can check the exact dimensions, thickness, and logo placement again before the sample is made.

Timeline: 2–5 Working Days

05 | Sample Approval

We select the most suitable process based on your design and structure.

Shaping methods include lost-wax castingMIMlaser cuttingCNC engravingstamping, or 3D printing.
Finishing options: mirror polishbrushed texture, water platingPVD plating.
Mass production begins after sample approval.

Timeline: 7–20 days (depending on complexity)

06 | Bulk Production & Quality Inspection

Mass production follows approved samples with stage-by-stage quality control:

Incoming Material Inspection
Forming & Casting: Verify dimensions and structural integrity.
Polishing: Check surface smoothness and defects.
Assembly: Confirm stone setting and specialty processes.
Plating: Test thickness, adhesion, and color consistency.
Final Inspection: Ensure appearance, durability, and function.

Environmental Reliability Test: Salt spray test, tensile test, constant temperature and humidity test

Timeline: 25–45 days.

07 | Customer Inspection

Third-Party Inspections: Appointments can be arranged with agencies such as SGS, ITS, BV, and Intertek.
Anti-Corruption & Ethical Audit: Optional compliance document signing available.
AQL Standards: Inspections follow AQL 2.5/4.0.
Physical & Chemical Testing: Materials and plating tested for REACH, RoHS, and California Prop 65 compliance.
Reports & Costs: Test reports provided; fees depend on order value. For large orders, testing fees may be reduced or waived.

Timeline: 3–5 working days.

>>Download Our Compliance Certifications

08 | Shipping & Reorder

Balance paid per agreed terms and delivery strictly follows Proforma Invoice (PI) Incoterms (EXW, FOB, DDU, DDP).

Shipping: DHL, FedEx, UPS, sea freight and Amazon fulfillment.

Documentation: Issuance of commercial invoices, packing lists, and customs clearance.

Support & Retention
Asset Archiving: We keep your molds and 3D files on deck for seamless reordering.

After-Sales: Dedicated quality assurance and feedback support.
Contact us to start a jewelry project
Non-Disclosure Agreement signing for custom jewelry manufacturing – IP protection, CAD design security, wholesale supplier legal compliance, B2B partnership
Before development begins, we align on commercial and confidentiality terms:Review and acknowledge our payment terms, production standards, and return/exchange policy Sign a mutual Non-Disclosure Agreement (NDA)to protect both parties Timeline: 1 working day >> Contact us to receive our NDA
Stainless steel jewelry design sketch on wooden tabletop – technical drawings for chain necklace, with raw 316L stainless steel block, vernier caliper, and drafting pen, showcasing OEM design process.

Design Submission
Submit 2D or 3D files (AI, PDF, STEP, STL, etc.), including logo and component details.

Component Confirmation
Charm style, main chain type, clasp selection, and extension chain length are defined.

Engineering Review
Structure, dimensions, thickness tolerance, and functionality are evaluated for mass production feasibility and provide you with optimization suggestions.

Commercial Alignment
Quantity, lead time, logistics, and packaging requirements confirmed.

Timeline: 1–2 Working Days

Chain necklace order processing – computer pricing sheet and physical 316L steel chain necklace samples, OEM order management, bulk export ready.

Detailed Quotation: We will provide a detailed quotation within 24 hours. This includes the EXW (factory) price, mold fees (if applicable), sample fees, and shipping costs.

Pay the deposit: Please review the Proforma Invoice (PI) and pay the deposit. Once we receive the payment, we will immediately begin work on the project.

Paperclip chain necklace CAD design – all-in-one PC running jewelry software, technical drawing visible, desk with sketches, B2B custom chain necklace development.

Transform your hand-drawn sketches or reference images into CAD/3D models.

Before mold production, we provide a 1:1 scale printed paper sample with a wearing demonstration video to verify size proportions and prevent unnecessary mold revision fees.

Confirm Every Detail: You can check the exact dimensions, thickness, and logo placement again before the sample is made.

Timeline: 2–5 Working Days

Chain material testing and PVD color verification during quality control at Haosen

We select the most suitable process based on your design and structure.

Shaping methods include lost-wax casting, MIM, laser cutting, CNC engraving, stamping, or 3D printing.
Finishing options: mirror polish, brushed texture,water plating, PVD plating.
Mass production begins after sample approval.

Timeline: 7–20 days (depending on complexity)

Mass production of stainless steel jewelry using stamping and precision manufacturing at Haosen

Mass production follows approved samples with stage-by-stage quality control:

Incoming Material Inspection
Forming & Casting: Verify dimensions and structural integrity.
Polishing: Check surface smoothness and defects.
Assembly: Confirm stone setting and specialty processes.
Plating: Test thickness, adhesion, and color consistency.
Final Inspection: Ensure appearance, durability, and function.

Environmental Reliability Test: Salt spray test, tensile test, constant temperature and humidity test

Timeline: 25–45 days.

SGS third-party inspectors conducting a quality audit on custom 316L stainless steel jewelry shipments

Third-Party Inspections: Appointments can be arranged with agencies such as SGS, ITS, BV, and Intertek.
Anti-Corruption & Ethical Audit: Optional compliance document signing available.
AQL Standards: Inspections follow AQL 2.5/4.0.
Physical & Chemical Testing: Materials and plating tested for REACH, RoHS, and California Prop 65 compliance.
Reports & Costs: Test reports provided; fees depend on order value. For large orders, testing fees may be reduced or waived.

Timeline: 3–5 working days.

>>Download Our Compliance Certifications

Large-scale custom fashion jewelry order ready for international dispatch from Haosen manufacturer.

Balance paid per agreed terms and delivery strictly follows Proforma Invoice (PI) Incoterms (EXW, FOB, DDU, DDP).

Shipping: DHL, FedEx, UPS, sea freight and Amazon fulfillment.

Documentation: Issuance of commercial invoices, packing lists, and customs clearance.

Support & Retention
Asset Archiving: We keep your molds and 3D files on deck for seamless reordering.

After-Sales: Dedicated quality assurance and feedback support.

FAQ for Heart Necklace

We offer a wide range of customization options, including chain length, thickness, link style, surface finishing, plating color, logo and package. Custom pendants and charms can also be incorporated.

The MOQ depends on the chain design and customization. Generally, standard chains start from 30 pieces, while more complex designs may require higher minimum quantities.

Yes, we can apply gold, black, rose gold, or custom plating finishes. Surface treatments such as polishing, sandblasting, or PVD coating are also available.

25-45 working days. Production time depends on order size and design complexity.

We offer standard packaging, premium gift boxes, anti-tarnish pouches, and custom packaging according to your brand requirements.

Pricing is based on design complexity, finishing options, order quantity, and packaging/shipping requirements. We can provide accurate quotes once your specifications are shared.
Can’t Find the Perfect Heart Necklace? Let’s Build It From Scratch.

30 MOQs to help you test the market without the risk. Contact us today to start your OEM/ODM project.

Copyright © 2026 Haosen Jewelry & Accessory Manufacturer

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