Engineered for
Absolute Precision.
The premier B2B destination for lab-grown melee diamonds wholesale. Supplying global fine jewelry manufacturers, high-end horology brands, and diamond wholesalers with uncompromising quality and immense Asian manufacturing scale.
Technical Specifications
Strict adherence to international diamond grading parameters. As leading melee diamonds suppliers, we guarantee absolute precision.
Color & Clarity Core
We specialize exclusively in premium tiers to ensure maximum brilliance for micro-setting. Default inventory maintains DEF color grades paired strictly with VVS to VS clarity. Zero milky or brownish tint guaranteed.
Precision Cutting
Every melee stone features a standard 57-facet Round Brilliant cut with Excellent to Ideal proportions. We engineer for maximum light return and uniform girdle thickness, ensuring flawless machine or hand setting.
Synthesis Technology
Offering both high-purity CVD (Chemical Vapor Deposition) and premium HPHT (High Pressure High Temperature) diamonds to suit specific manufacturing requirements and budgets.
Standard Melee Diamonds Size Chart
| Sieve Size | Diameter (mm) | Est. Carat/Pc |
|---|---|---|
| 000 – 00 | 0.80 – 0.90 mm | 0.003 – 0.004 ct |
| -0 to +0 | 0.90 – 1.05 mm | 0.004 – 0.005 ct |
| +1.0 to +1.5 | 1.10 – 1.25 mm | 0.006 – 0.008 ct |
| +2 to +3 | 1.30 – 1.45 mm | 0.009 – 0.012 ct |
| +4 to +5 | 1.50 – 1.70 mm | 0.014 – 0.019 ct |
| +6.5 to +8 | 2.00 – 2.40 mm | 0.030 – 0.050 ct |
| +11 to +16 | 2.70 – 4.00 mm | 0.070 – 0.250 ct |
Custom calibration to exact millimeter measurements (e.g., exactly 1.35mm) is available for automated watch and CNC jewelry setting machines.
Calibrated Fancy Shapes
Beyond standard round diamond melee, we supply meticulously calibrated fancy cuts for side-stones, eternity bands, and bespoke high-jewelry layouts.
Round Brilliant
The undisputed industry standard. Engineered with 57 perfectly aligned facets to ensure maximum fire and light return. Strictly calibrated sizes are heavily utilized in automated micro-pave and seamless halo settings.
Emerald & Asscher
Precision step-cut profiles featuring parallel facets. Due to the open table, these cuts mandate the highest VVS/VS clarity raw material. Highly demanded for Art Deco reproductions and sophisticated eternity bands.
Princess Cut
A square modified brilliant cut featuring exceptionally sharp, uncompromised corners. Sized down to the millimeter tolerance specifically to support flawless invisible settings and geometric contemporary jewelry.
Oval Brilliant
Elongated brilliant faceting meticulously optimized by our cutters to minimize the dark “bow-tie” effect. A rapidly growing B2B category, essential for modern engagement centerpieces and elegant matched side-stones.
Pear / Teardrop
Requires flawless optical symmetry, combining a brilliant rounded base with a perfectly calibrated point. Extensively sourced by luxury brands for haute joaillerie necklaces, drop earrings, and bridal tiaras.
Marquise Cut
A striking navette-shaped brilliant cut engineered to maximize carat weight yield and visual footprint. Ideal for creating finger-elongating designs, nature-inspired cluster settings, and accent stone layouts.
Client Types & Applications
Engineered for the most demanding sectors in luxury manufacturing.
Swiss & German Horology
Supplying extreme tolerance calibrations (±0.02mm) perfectly suited for automated CNC bezel and dial setting machines.
Haute Joaillerie
Providing absolute DEF colors and VVS clarity for master jewelers requiring maximum fire for micro-pave applications.
Bridal Manufacturers
High-volume, consistent supply of Excellent cut melee for halo designs, side stones, and intricate eternity bands.
Diamond Wholesalers
Offering robust monthly capacities (5,000+ carats) of premium wholesale melee diamonds with factory-direct pricing for international diamond distributors.
Trusted by Leading Manufacturers Worldwide
Direct feedback from our B2B partners across top-tier international markets.
Global Insured Shipping & DDP Solutions
Seamless, zero-risk delivery to your manufacturing facility, fully insured door-to-door.
100% Comprehensive Insurance
Every parcel is fully insured through Lloyd’s of London or Parcel Pro from the moment it leaves our facility until signed for at your premises.
DDP Options (Delivered Duty Paid)
For major markets (USA, EU, UK), we offer fully DDP shipping. We handle all customs clearance, import duties, and VAT processing, delivering directly to your door without administrative delays.
Premium Logistics Partners
We utilize specialized high-value carriers including Malca-Amit, Brinks, and FedEx International Priority for secure, trackable 3-5 day global transit.
B2B Wholesale FAQ
Comprehensive answers regarding our operations, logistics, and supply chain.
Ready to Optimize Your Diamond Supply Chain?
Looking for top-tier lab-grown melee diamonds for sale? Connect with our regional account managers. We provide transparent melee diamonds prices, complimentary consultations, and paid sample parcels to verify our quality standard on your workbench.
Contact info@meleediamonds.asia