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Loose Gemstones
  • Starsgem Factory Wholesale Def Gh Color 12mm Round Loose Monzonite Diamond
  • Starsgem Factory Wholesale Def Gh Color 12mm Round Loose Monzonite Diamond
  • Starsgem Factory Wholesale Def Gh Color 12mm Round Loose Monzonite Diamond
  • Starsgem Factory Wholesale Def Gh Color 12mm Round Loose Monzonite Diamond
  • Starsgem Factory Wholesale Def Gh Color 12mm Round Loose Monzonite Diamond
  • Starsgem Factory Wholesale Def Gh Color 12mm Round Loose Monzonite Diamond
Starsgem Factory Wholesale Def Gh Color 12mm Round Loose Monzonite Diamond
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Starsgem Factory Wholesale Def Gh Color 12mm Round Loose Monzonite Diamond

$1.00-$40.00/ Piece|1 Piece/Pieces(Min. Order)

Customization:

Customized packaging（Min.Order: 1 pieces）
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Starsgem Factory Wholesale Def Gh Color 12mm Round Loose Monzonite Diamond

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Luxury Jewelry Creation: Designed as a high-quality synthetic gemstone (moissanite/diamond) with a brilliant round cut, optimized for showcasing color play effects and maximum sparkle.
  • Versatile Application: Suitable for crafting statement jewelry pieces such as engagement rings, pendants, and earrings, ideal for events like parties, weddings, or formal occasions.

Key features

  • 1. Lab-Created Synthetic Diamond Material with Premium Color Grade

    • With lab-created synthetic diamond material and G-H color grading, achieve the look and durability of natural diamonds at a fraction of the cost*. The chemical-treated synthetic composition ensures resistance to scratches and fading, ideal for long-lasting jewelry.

  • 2. Old European Cut for Enhanced Brilliance

    • With an old European cut design, maximize sparkle and fire through precisely angled facets, delivering a timeless, high-end aesthetic comparable to vintage gemstones. This cut optimizes light reflection for a dazzling appearance in any setting.

  • 3. Versatile Size Options and Color Play Effects

    • With sizes ranging from 3mm to 14mm (including 12mm round loose stones) and optical color play effects, create bold, eye-catching jewelry for parties or formal events. The large 12mm diameter ensures it becomes the focal point in earrings, pendants, or rings.

  • 4. Customizable Fit for Diverse Jewelry Applications

    • With multiple hole diameters (3mm–12mm) and item diameters (4mm–12mm), easily integrate the gemstone into various jewelry designs—from delicate earrings to statement necklaces—ensuring seamless compatibility with different settings.

  • 5. Ethically Sourced Lab-Created Certification

    • With lab-created certification, ensure an eco-friendly and conflict-free gemstone choice, aligning with modern sustainability standards. This synthetic material avoids environmental and ethical concerns associated with mined diamonds.

Product details

Starsgem Factory Wholesale Def Gh Color 12mm Round Loose Monzonite Diamond

Starsgem Factory's 12mm Round Loose Synthetic Moissanite Diamond combines lab-created brilliance with versatile design options. Crafted in a classic old European cut, this gemstone delivers exceptional sparkle and color play, ideal for high-end jewelry applications such as engagement rings, pendants, or statement accessories. Available in sizes ranging from 3mm to 14mm, it caters to diverse design needs while maintaining Gh-grade color purity.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialSynthetic Moissanite (lab-created)Luxury jewelry requiring durability and fire
CutOld European Round CutVintage-inspired or classic jewelry designs
Color GradeGh (near-colorless white)Premium jewelry where clarity is critical
Size Options3mm–14mm (12mm most popular)Customizable for earrings, rings, or pendants
Optical EffectsColor Play (prismatic light dispersion)Eye-catching focal points in jewelry settings
Hole DiameterCustomizable (e.g., 3mm–12mm)Adaptable to prong, bezel, or claw settings

Customization guide

Adjustable parameters include size (3mm–14mm) and hole diameter to match specific jewelry settings. For example, a 12mm stone with an 8mm hole suits bold pendants, while smaller 5mm stones with 3mm holes work for earrings.

Get inspired

With its Gh color grade and old European cut, this synthetic moissanite diamond delivers a luxurious sparkle at a fraction of the cost of natural diamonds. Use it to create timeless heirlooms or bold party jewelry that dazzles under any light.

Choose your model

ParameterBase Model (10mm)Advanced Model (12mm)Pro Model (14mm)
Size10mm12mm14mm
BrillianceStandard+15%+30%*
DurabilityMohs 9.25Mohs 9.5Mohs 9.75
Color PlayModerateEnhancedPremium

Supplier's note

  1. Technical Breakthroughs:

    • Lab-Created Moissanite: 20% harder than natural diamond, ensuring longevity.
    • Color Play Effect: 30% more prismatic light dispersion than standard cubic zirconia.
    • Old European Cut: Optimizes light reflection for vintage aesthetics.

  2. Version Selection Guide:

    • Base Model (10mm): Ideal for everyday wear or smaller settings like earrings. Its Gh color ensures premium appearance without excess weight.
    • Pro Model (14mm): Designed for statement pieces such as engagement rings. The +30% brilliance and 14mm size create a dramatic focal point, perfect for high-end bridal collections.
    • Example: With the Pro Model’s 14mm size and enhanced color play, you can craft a pendant that outshines industry benchmarks in both sparkle and durability. Pair its lab-created resilience with a platinum setting for unmatched elegance.

Note: Specifications are relative to industry-standard synthetic gemstones of comparable size.

Frequently asked questions

  • Which model of 12mm round monzonite diamond suits statement jewelry for parties?

  • How does the synthetic material of this diamond compare to natural diamonds?

  • What’s the best way to clean a 12mm round monzonite diamond to maintain its sparkle?

  • Can I customize the setting for a 12mm round monzonite diamond engagement ring?

  • Is the monzonite diamond lab-created and certified for durability?

  • How does the 12mm size compare for party vs. everyday wear?

  • What makes the color play effect in this synthetic diamond unique?

  • Are there size options for monzonite diamonds beyond 12mm for different jewelry uses?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Natural DiamondsEngagement rings, heirloomsMohs hardness 10, color D-Z, 4C certification (cut/clarity/color/carats)Highest value retention, timeless appeal ▲ (outperforms synthetics in prestige)High cost, potential ethical concerns (conflict-free issues)
Synthetic MoissaniteCostume jewelry, everyday wear9.25 Mohs, double refraction, GH color grade, prismatic light dispersion (GIA fire rating)Cost-effective, durable, sparkles more than diamond ▲ (higher fire rating)Less valuable, may show wear over time
Cubic ZirconiaCostume jewelry, affordable8.5 Mohs, lower dispersion, colorless to near-colorlessInexpensive, widely availableProne to scratching, less brilliance
Lab-Grown DiamondsEngagement rings, fine jewelry10 Mohs, GH color grade, 12mm size options, old European cut (58 facets)Ethical, cost 30-40% less than natural ▲ (same quality at lower price), 12mm size ▲ (ideal for statement pieces)Still expensive compared to synthetics, requires proper setting due to size
Gemstone SimulantsCostume jewelry, temporary8.25 Mohs, low cost, limited optical effectsVery affordable, lightweightPoor durability, lacks true gemstone properties
Colored GemstonesStatement pieces, culturalVaries (e.g., sapphire 9 Mohs), unique huesUnique colors, cultural significanceLess versatile in settings, may require special care

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