Topaz, London Blue - AAA-Grade, Round, Faceted, 4 mm - 4 pieces Size:4 mm These are difficult to photograph

These are difficult to photograph and they appear darker than they are shown in the photo

These stones are flat on the back making them perfect for setting in a bezel

They are faceted and measure 6 mm in diameter

This listing is for two pieces of Black Onyx in a highly sought-after rose cut cabochon

This FINE Sapphire Gemstone measures 5x4 mm in an oval brilliant cut

Topaz, London Blue - AAA-Grade, Round, Faceted, 4 mm - 4 pieces Size:4 mm These are difficult to photographModern December Birthstone The attractive, rich blue color of these London Blue Topaz gemstones are guaranteed to capture attention. They are faceted and measure 4 mm in diameter. If you would like a specific amount of stones, please reach out via our Contact page For scale, a US Mercury Dime is 17. 91 mm in diameter.