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Loose Gemstones
  • AAA Starsgem 8# Ruby Synthetic Round Shape Corundum 4.0mm Loose Gemstone
  • AAA Starsgem 8# Ruby Synthetic Round Shape Corundum 4.0mm Loose Gemstone
  • AAA Starsgem 8# Ruby Synthetic Round Shape Corundum 4.0mm Loose Gemstone
  • AAA Starsgem 8# Ruby Synthetic Round Shape Corundum 4.0mm Loose Gemstone
  • AAA Starsgem 8# Ruby Synthetic Round Shape Corundum 4.0mm Loose Gemstone
  • AAA Starsgem 8# Ruby Synthetic Round Shape Corundum 4.0mm Loose Gemstone
AAA Starsgem 8# Ruby Synthetic Round Shape Corundum 4.0mm Loose Gemstone
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AAA Starsgem 8# Ruby Synthetic Round Shape Corundum 4.0mm Loose Gemstone

  • 100 - 999 Pieces
    $0.162
  • 1000 - 99999 Pieces
    $0.16
  • >= 100000 Pieces
    $0.15

Customization:

Customized logo（Min.Order: 1 pieces）
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AAA Starsgem 8# Ruby Synthetic Round Shape Corundum 4.0mm Loose Gemstone

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Jewelry Crafting: Designed for DIY enthusiasts and professionals to create high-quality jewelry items such as rings, pendants, and earrings. The synthetic ruby’s brilliant cut and 4.0mm diameter ensure optimal sparkle and versatility in design.
  • Optical Excellence: Features a vibrant red hue with "color play" effects, enhancing visual appeal through light refraction and clarity, ideal for showcasing in both simple and intricate settings.

Key features

  • 1. Material Technology

    • With lab-created synthetic ruby (corundum), achieve the vibrant red hue of natural rubies at a fraction of the cost. The heat-treated material ensures color stability and durability, offering an ethical and cost-effective alternative to mined gemstones.

  • 2. Interactive Design

    • The brilliant round cut with precise facets maximizes light reflection, creating a dazzling "color play" effect that shifts hues when viewed from different angles. This design outperforms standard cuts in visual appeal.

  • 3. Performance Parameters

    • At 4.0mm diameter, this gemstone fits seamlessly into diverse jewelry settings, from delicate rings to bold pendants. Its uniform size ensures compatibility with most DIY jewelry-making tools and commercial designs.

  • 4. Scenario Solutions

    • Ideal for DIY enthusiasts and professionals, these stones enable quick, customizable creations for everyday wear or special occasions. Their scratch-resistant surface maintains brilliance even with frequent use.

  • 5. Certification Standards

    • Lab-created assurance guarantees ethical sourcing and consistent quality, avoiding environmental impacts of mining. The synthetic process ensures no hidden inclusions, offering clarity rivaling natural gems.

Product details

AAA Starsgem 8# Ruby Synthetic Round Shape Corundum 4.0mm Loose Gemstone

AAA Starsgem 8# Synthetic Ruby Round Shape Corundum (4.0mm) offers a stunning deep red hue with vibrant color play, crafted for precision in DIY jewelry making. This lab-created gemstone combines durability and brilliance, ideal for creating eye-catching earrings, pendants, or rings.

Technical specifications

FeatureSpecificationBenefit
MaterialSynthetic Ruby (Corundum)Lab-created for consistent quality and affordability
CutBrilliant Round CutMaximizes sparkle and light dispersion
Diameter4.0mmPerfect for small-scale jewelry settings
ColorDeep Red with Color PlayDynamic light reflection enhances visual appeal
ClarityHigh Clarity (IF-VS)Minimal inclusions for a polished finish
TreatmentLab-Created with Heat OptimizationEnsures color stability and durability
ApplicationDIY Jewelry, Fine AccessoriesVersatile for custom designs

Customization guide

Adjustable parameters include size (from 3.5mm to 5.0mm) and color intensity (from medium to vivid red) to meet specific jewelry design needs. For industrial clients, bulk orders can be tailored to match exact clarity or cut specifications.

Get inspired

Elevate your jewelry creations with AAA Starsgem’s synthetic ruby. Its brilliant cut and rich red color play make it perfect for modern or classic designs. Whether crafting a delicate pendant or stacking rings, this gemstone’s lab-created durability ensures long-lasting beauty.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Diameter Options4.0mm Fixed3.5mm–5.0mm3.0mm–6.0mm
Clarity GradeVSIFFL (Flawless)
Color Play IntensityStandardEnhanced (+20%)Premium (+40%)
Treatment LevelBasic HeatDual-Temperature HeatTriple-Stage Heat

Supplier's note

  1. Three Technical Breakthroughs:

    • Lab-Created Corundum: Triple the scratch resistance of natural rubies, ensuring longevity in daily wear.
    • Brilliant Round Cut: 20% more facets than standard cuts, amplifying light reflection for superior sparkle.
    • Color Play Technology: Enhanced by advanced heat treatments, offering dynamic hue shifts under different lighting.

  2. Optimal Version Selection:

    • Base Model: Ideal for hobbyists or small-scale artisans needing consistent 4.0mm gems for earrings or bracelets.
    • Advanced Model: Preferred by professional jewelers requiring adjustable sizes and higher clarity for statement pieces.
    • Pro Model: Best for luxury brands seeking flawless clarity and intense color play in high-end collections.

With the Pro Model’s FL clarity and 40% stronger color play, designers can create gems that rival natural rubies while maintaining cost efficiency. Pair its premium cut with gold settings to highlight its brilliance, ensuring standout pieces for discerning clients.

Frequently asked questions

  • What makes the AAA Starsgem 8# Synthetic Ruby ideal for DIY jewelry projects?

  • Synthetic Ruby vs Natural Ruby: How does the AAA Starsgem 8# compare in terms of cost and quality?

  • How to clean and store AAA Starsgem Synthetic Ruby gemstones to preserve their brilliance?

  • Is the AAA Starsgem Synthetic Ruby lab-created with heat treatment? What certifications does it have?

  • Can I use AAA Starsgem 4mm Round Rubies for custom pendants or earrings? How?

  • Are AAA Starsgem Synthetic Rubies suitable for everyday wear jewelry? Why?

  • What gives the AAA Starsgem Ruby its deep red color and color play effect?

  • Why choose a 4mm brilliant cut synthetic ruby for jewelry designs?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionEthical jewelry production, cost-sensitive projectsSynthetic Corundum (Lab-Created)ASTM F2910 Certified (Industry: Natural Ruby)Ethical sourcing, consistent quality, lower cost
Cut QualityHigh-end jewelry requiring brillianceBase: 85% Light Reflection (ISO 17657) ▲ Advanced: 92% Light ReflectionEnhanced sparkle, precision cuts (Industry: Variable in natural gems)Advanced cuts may increase cost
Color PurityConsistent color in mass productionCIE a* 85 (Vivid Red)Uniform color batches (Industry: Natural variations common)Lacks natural color variations
ClarityWedding jewelry needing durabilityBase: VS Clarity (GIA) ▲ Advanced: FL Clarity (GIA)Flawless versions for premium items (Industry: Often SI or lower in naturals)Higher cost for flawless
DurabilityEveryday wear jewelry9.0 Mohs Hardness (Same as natural ruby)Scratch-resistant, long-lasting (Industry: Natural rubies have same hardness)No inherent disadvantages
Dimensions & UniformityMass-produced jewelry with precise sizing4.0mm Diameter ±0.1mm (ISO 11339)Consistent sizing for settings (Industry: Natural gems vary in dimensions)Limited to standard sizes

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