Delivery Time:2~10days, depends on order quantity and deposit
Certification:We offer certification from the local official gems lab orgnization for USD 10 only (1-2 additional

Oval Natural Black Spinel Unheated 4mm × 6mm For Gemstones Ring ,  Black spinel Bracelets Jewelry

Quick Detail:

Gemstone Shape:	Oval
Gemstone Cutting:	Brilliant Cut, Diamond Cut
Gemstone Size:	4 × 6mm
Gemstone Type:	Natural, Untreated
Gemstone Color:	Black
Gems Stock Status:	100000 pieces
Place of Origin:	Made in China (Mainland)
Place of Raw Material:	Rough from Thailand
Quality:	AAA, AA, A
Hardness:	7.5~8 on the Mohs scale

Description:

Black Spinel is mined mainly in Thailand (Boi Ploi, Kanchanaburi), where it is known as “Nin”. There are also known deposits in Africa, Myanmar (Burma), and Sri Lanka. Our Black Spinel Rough is from Thailand, we produce a lot faceted black spinel and have a lot finished goods in inventory for calibrated sizes, 3×4mm,3×5mm,4×6mm,5×7mm,6×8mm,7×9mm,8×10mm etc.  We separate the quality to 3A, AA,A grade according to the polishing and quality. we can make round brilliant cut, round cabochon cut, round checkerboard cut, round normal faceted cut.

Natural gemstone black spinel is a rare stone, Black Spinels hardness is around 8 on Moh\'s. Black Spinel looks elegant when set with the gold or silver jewelry. Black Spinel is the opaque jet-black variety of the Spinel family. Black spinel gemstones are a good choice for earrings or pendants or rings or bracelets which will receive a lot of wear.

Applications:

Black spinel gemstones are widely used for Jewelry Settings, Earings, Loose gemstones Pendants, Black spinel Rings, Black spinel Bracelets Jewelry, Custom Jewelry.

Competitive Advantage:

AJA Gems is a Chinese Professional gemstones & Jewelry manufacturer. We have 2 factories located in Hunan & Guang Xi, with more than 200 skilled workers in sperate workshop, and we have entire automatic production line. Our gemstone model of workshop is in Panyu, Guangzhou, it’s very convenient to visit us. Often Stock status for small sizes are 100000pcs~1000,000pcs in stock; Quick Delivery, High Qulity & Color, Good Service, Stable supply, Fast & Safe shipping.