Large-Carat Czochralski-Grown Blue Sapphire – High Clarity & Multiple Sizes
Available sizes
- Availability
- In stockWhether stock covers your order depends on the quantity you place.
- MOQ
- 10 piece · Mixed lots accepted
- Lead time
- 7 days
Disclosure: All gemstones sold on this site are lab-grown (created in a laboratory). Color names such as "Deep Blue", "Vivid Red" or "Vivid Green" describe color and appearance only and do not indicate geographic origin or any natural-stone variety.
Product specifications
Showing specifications for Multiple options · 4×4. Choose another size above to update these values.
- Shape
- Multiple options
- Mineral Name
- Corundum
- Origin
- Lab-grown
- Color
- vivid blue
- Clarity
- Eye-clean
- Growth Method
- Czochralski Method
- Growth Material Origin
- Czochralski method
- Treatment
- None
- Grade
- AAAA
- Cut
- Excellent
- Polish
- Excellent
- Hardness
- 9
- RI
- 1.760-1.768
- SG
- 3.95–4.03
- Certification
- Available on request
- SKU
- 20260929-yjblueSapphire
- Approx. weight
- 0.5 ct/pc
- Size
- 4×4
Certificate samples
Certificates are not included by default for our Lab-grown gemstones. We can provide GRC or AGL grading report upon customer's request. Other third-party lab certificates can also be discussed for special requirements.
Wholesale & Custom Sourcing
We supply calibrated and made-to-order gemstones for jewelry manufacturers, designers, and wholesale buyers. Share a spec list or a parcel brief and we will confirm availability, photos, pricing, and lead time.
Custom cutting, mixed lots toward MOQ, and sample parcels are available. This is a wholesale program — not a retail jewelry shop.
Packaging customization
Private-label and gift packaging can be arranged for wholesale programs. Styles (box, pouch, insert, logo print) are negotiable to match your brand.
- MOQ
- 50 pieces
- Style
- Negotiable — we customize to your brief
Wholesale catalog
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