MONTANA Colorless Sapphire Certified FLAWLESS Gem! SIZE: 29.20 X 29.10 X 21.10 MM. Transit time includes normal weekdays. Merchandise must have all tags. Thank You and Happy Shopping. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones". The seller is "gemscopious18" and is located in this country: IN.