Custom Oval Cut Lab-Created Sapphire Gemstones - 9 Mohs Hardness, 85% IR Transmission, Al₂O₃ Composition

Price Negotiable

Price: 10USD-50USD

MOQ: 100pcs

Delivery Time: According to quantity

Product Description

Multi-Color Lab-Created Sapphire Gemstones

Sapphire belongs to the corundum mineral group in the trigonal crystal system. All gem-quality corundum varieties other than ruby are classified as sapphires. These lab-created sapphires feature vibrant colors achieved through controlled synthesis processes.

Technical Specifications

Property	Value
Chemical Formula	Al₂O₃
Crystal System	Hexagonal
Melting Temperature	2040°C
Density	3.98-4.1 g/cm³
Hardness	9 Mohs Scale (Hv ≥ 1700 kg/mm²)
Refractive Index	1.769
IR Transmission	85%
Electrical Resistance	>10¹⁶ Ω/cm (25°C)

Cutting Styles Available

Oval Cut: Most common gemstone cutting method with soft lines and strong fire color
Round Brilliant Cut: 57-58 facets for maximum fire color concentration
Pear Cut: Teardrop shape popular for romantic jewelry designs
Triangle Cut: Ideal for pendants with prominent apex and bottom features

Lab-created sapphire gemstones with oval cut showing vibrant colors

Customized sapphire gemstones in various shapes and colors

Manufacturing Advantages

Direct source manufacturer of color sapphire boule with CZ and KY growth methods
Specialized in sapphire processing for watch cases and precision components
Professional custom production with CAD and 3D drawing support
Advanced precision processing and polishing capabilities
Experienced technical team with skilled manufacturing workforce

Frequently Asked Questions

Are you a trading company or factory?

We are a professional sapphire products factory with integrated trading capabilities.

Can you do customized products?

Yes, we specialize in custom production and OEM work. CAD or 3D drawings are required.

Do you provide samples?

Samples are available with charge. Sample fee is refunded for orders exceeding 100 pieces.

What is the delivery time?

Standard delivery for 200 watch cases is 5-8 weeks, depending on processing complexity.

What payment methods do you accept?

We prefer T/T bank transfer payments.

How do you handle shipping?