4pcs Black Onyx Rectangle Calibrated Cabochon 10x12 10x14 12x16 13x18 15x20 Gems

Item:              Black Onyx Rectangle flat back cabochons

Description:  Lot of 4 Onyx Black High Quality Calibrated flat back cabochons.  Gemstones will not be the actual pictures and might be in different color shades but all are high quality.

Size:               10x12 up to 15x20 size in mm.  Check drop-down list.

Color:            Natural High Quality Onyx Black Gemstones

Material:       Gemstones.