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Loose Diamonds
  • Starsgem 20pcs/pack 1.0mm 1.3mm 1.5mm 1.7mm 2.0mm Melee Size Lab Made Pure Carbon Rough Hpht Cvd Loose Diamond
  • Starsgem 20pcs/pack 1.0mm 1.3mm 1.5mm 1.7mm 2.0mm Melee Size Lab Made Pure Carbon Rough Hpht Cvd Loose Diamond
  • Starsgem 20pcs/pack 1.0mm 1.3mm 1.5mm 1.7mm 2.0mm Melee Size Lab Made Pure Carbon Rough Hpht Cvd Loose Diamond
  • Starsgem 20pcs/pack 1.0mm 1.3mm 1.5mm 1.7mm 2.0mm Melee Size Lab Made Pure Carbon Rough Hpht Cvd Loose Diamond
  • Starsgem 20pcs/pack 1.0mm 1.3mm 1.5mm 1.7mm 2.0mm Melee Size Lab Made Pure Carbon Rough Hpht Cvd Loose Diamond
  • Starsgem 20pcs/pack 1.0mm 1.3mm 1.5mm 1.7mm 2.0mm Melee Size Lab Made Pure Carbon Rough Hpht Cvd Loose Diamond
Starsgem 20pcs/pack 1.0mm 1.3mm 1.5mm 1.7mm 2.0mm Melee Size Lab Made Pure Carbon Rough Hpht Cvd Loose Diamond
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Starsgem 20pcs/pack 1.0mm 1.3mm 1.5mm 1.7mm 2.0mm Melee Size Lab Made Pure Carbon Rough Hpht Cvd Loose Diamond

$10.20-$115.00/ Pack|1 Pack/Packs(Min. Order)
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Starsgem 20pcs/pack 1.0mm 1.3mm 1.5mm 1.7mm 2.0mm Melee Size Lab Made Pure Carbon Rough Hpht Cvd Loose Diamond

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Lab-Made Precision: High-quality melee-sized diamonds (1.0mm–2.0mm) crafted using HPHT/CVD technology, offering synthetic lab-grown diamonds with IGI certification, VS1 clarity, and excellent cut for unmatched brilliance and durability.
  • Versatile Jewelry Applications: Ideal for intricate pave settings, accent pieces, or custom jewelry designs due to their small, uniform sizes and round brilliant shape.

Key features

  • 1. Material Technology

    • With HPHT (High-Pressure High-Temperature) and CVD (Chemical Vapor Deposition) lab-grown technology, ensure premium quality and durability comparable to natural diamonds.

  • 2. Certification Standards

    • With IGI (International Gemological Institute) certification, verify authenticity and quality against rigorous industry standards.

  • 3. Performance Parameters

    • With VS1 clarity and an excellent cut, achieve unmatched brilliance and sparkle in jewelry designs.

  • 4. Scenario Solutions

    • With precise sizes (1.0mm–2.0mm) and fast delivery, customize jewelry projects quickly and meet tight deadlines.

  • 5. Customization Flexibility

    • With a 20-pcs pack offering multiple melee sizes (1.0mm–2.0mm), cater to diverse design needs in a single purchase.

Product details

Starsgem 20pcs/pack 1.0mm 1.3mm 1.5mm 1.7mm 2.0mm Melee Size Lab Made Pure Carbon Rough Hpht Cvd Loose Diamond

Starsgem's 20pcs/pack lab-made melee diamonds offer premium quality and versatility for jewelry crafting. Available in precise sizes (1.0mm–2.0mm), these HPHT/CVD-grown diamonds feature IGI certification, VS1 clarity, and excellent cut, ensuring durability and brilliance. Fast delivery ensures timely project completion, while customizable sizes cater to diverse design needs.

Technical specifications

FeatureSpecificationBenefit
CertificationIGI CertifiedGuaranteed authenticity and quality
ClarityVS1Minimal inclusions for superior transparency
CutExcellentMaximized sparkle and light performance
MaterialLab-Grown HPHT/CVD DiamondEthical, eco-friendly, and cost-effective
Size Range1.0mm, 1.3mm, 1.5mm, 1.7mm, 2.0mmFlexible customization for intricate designs
Delivery Speed20% faster than industry standardsTimely project execution without delays

Customization guide

Adjustable sizes (1.0mm–2.0mm) allow precise customization for specific jewelry applications. For example, smaller sizes (1.0mm–1.3mm) suit delicate settings, while larger 2.0mm diamonds enhance focal points in rings or pendants.

Get inspired

With precise melee sizes and exceptional clarity, these diamonds are ideal for creating intricate jewelry pieces. Their lab-grown origin ensures ethical sourcing without compromising on quality, making them perfect for modern, sustainable designs.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Size Range1.0mm–1.3mm1.0mm–1.7mm1.0mm–2.0mm
ClarityVS1VS1VS1 (Enhanced)
Cut PrecisionExcellentExcellentPremium (Custom Cut)
Delivery SpeedStandard (3–5 days)Expedited (2–3 days)Express (1–2 days)*

Supplier's note

  1. Three Technical Breakthroughs:

    • HPHT/CVD Hybrid Growth: Combines both methods to achieve lab-grown diamonds with purity rivaling natural stones.
    • Precision Cutting: Advanced laser technology ensures an "Excellent" cut, maximizing light reflection by 25% compared to standard melee diamonds.
    • Fast Delivery: Our proprietary logistics network enables delivery 20% faster than competitors, critical for urgent projects.

  2. Optimal Version Selection:

    • Base Model: Ideal for artisans crafting delicate earrings or small pendants needing smaller melee sizes (1.0mm–1.3mm).
    • Advanced Model: Suits mid-range jewelry designers requiring mid-sized diamonds (up to 1.7mm) for layered necklaces or bracelets.
    • Pro Model: Perfect for high-end jewelers creating statement pieces (e.g., engagement rings) with larger melee sizes (up to 2.0mm) and premium cut precision.

With the Pro Model’s expanded size range, you can craft intricate designs that demand larger melee diamonds. Pair this with its Enhanced VS1 clarity to ensure flawless visibility in focal settings. The Advanced Model’s expedited delivery and mid-range sizes make it a go-to for time-sensitive projects. Choose the Base Model for cost-effective small-scale applications.

Frequently asked questions

  • Which melee size lab-made diamonds are best for pavé settings?

  • How do HPHT and CVD lab-grown diamonds compare to natural diamonds?

  • Are lab-grown melee diamonds certified for authenticity?

  • How should I clean loose rough diamonds to maintain their quality?

  • Can I customize orders for melee sizes not listed (e.g., 1.2mm)?

  • What’s the delivery time for bulk orders of loose melee diamonds?

  • What does VS1 clarity mean for lab-grown melee diamonds?

  • How does the excellent cut enhance the sparkle of melee diamonds?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
CertificationBuyers needing third-party validationIGI Certified (Industry: GIA/EGL) ▲ (ISO/IEC 17025 accredited)Ensures authenticity and qualityLess recognized in some markets
ClarityHigh-end jewelry requiring minimal flawsVS1 Clarity (GIA Scale) ▲ (Industry: SI1 average) (10x magnification)Fewer inclusions, premium lookHigher cost than SI1
Cut QualityMaximizing light performanceExcellent Cut (AGS 0 Ideal) ▲ (Industry: Good Cut) (Optimal light reflection)Superior brilliance and sparkleMore expensive than lower cuts
EnhancementsEthical buyers avoiding treatmentsNo Enhancements (Industry: May use laser drilling) ▲ (Untreated)Authentic, natural appearanceLimited to flawless raw material
Color GradeWhite diamond jewelryD Color (Whitest Grade) ▲ (Industry: G/H common) (Face-up appearance)Exceptional whiteness, no tintHigher price point
Material OriginEco-conscious consumersHPHT/CVD Lab-Grown (ISO 18228 Certified) ▲ (Industry: Mined Diamonds)Sustainable, conflict-freePerceived as less valuable by some

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