Rocks, Minerals & Fossils

18.1ct Octagon Step Cut Subtle Medium Violet Amethyst Gemstone First Image

#image-loader-main { display: none; }

18.1ct Octagon Step Cut Subtle Medium Violet Amethyst Gemstone First Image

18.1ct Octagon Step Cut Subtle Medium Violet Amethyst Gemstone

Total Sales0 Sold

Median Sale Price

Sale Price Range

Similar Upcoming Sales

18.1ct Octagon Step Cut Subtle Medium Violet Amethyst Gemstone (1 of 3)

18.1ct Octagon Step Cut Subtle Medium Violet Amethyst Gemstone

Weatherham Estate Treasures

Mar 12, 2026

Natural Purple Amethyst 7.58 Ct. Octagon Shape 17.3 x 9 Mm Gemstone From Brazil (1 of 3)

Natural Purple Amethyst 7.58 Ct. Octagon Shape 17.3 x 9 Mm Gemstone From Brazil

Treasure of Gems & Jewelry

7 days Left

Natural Amethyst 13.5 Ct Octagon Cut Gemstone (1 of 5)

Natural Amethyst 13.5 Ct Octagon Cut Gemstone

Siddhi Gems & Jewels

4 days Left

Loose Sapphire Gemstone - Emerald 1.16ct Purple EC (1 of 1)

Loose Sapphire Gemstone - Emerald 1.16ct Purple EC

1 day Left

Natural Ametrine 14.35 Ct Octagon Cut Gemstone (1 of 5)

Natural Ametrine 14.35 Ct Octagon Cut Gemstone

Siddhi Gems & Jewels

4 days Left

Loose Trillion-Cut Amethyst (1 of 2)

Loose Trillion-Cut Amethyst

Weatherham Estate Treasures

1 day Left

Loose Sapphire Gemstone - GIA Octagonal 1.03ct Purple EC (1 of 1)

Loose Sapphire Gemstone - GIA Octagonal 1.03ct Purple EC

Mar 16, 2026

Natural Amethyst 14.6 Ct Octagon Cut Gemstone (1 of 6)

Natural Amethyst 14.6 Ct Octagon Cut Gemstone

Siddhi Gems & Jewels

4 days Left

NATURAL FLAWLESS AMETHYST FACETED CUTSTONE RECTANGLE 13X18 MM 1 PIECE (1 of 3)

NATURAL FLAWLESS AMETHYST FACETED CUTSTONE RECTANGLE 13X18 MM 1 PIECE

Designers Theme

Mar 29, 2026

19.59 Ct Natural Purple Amethyst Octagon Faceted Cut (1 of 3)

19.59 Ct Natural Purple Amethyst Octagon Faceted Cut

2 days Left

NATURAL FLAWLESS AMETHYST FACETED CUTSTONE CUSHION 15X20 MM 1 PIECE (1 of 2)

NATURAL FLAWLESS AMETHYST FACETED CUTSTONE CUSHION 15X20 MM 1 PIECE

Designers Theme

Mar 29, 2026

Natural Ametrine 11.1 Ct Octagon Cut Gemstone (1 of 5)

Natural Ametrine 11.1 Ct Octagon Cut Gemstone

Siddhi Gems & Jewels

4 days Left

Octagonal 1.05Ct Purple Ec - Loose Sapphire Gemstone (1 of 1)

Octagonal 1.05Ct Purple Ec - Loose Sapphire Gemstone

Jul 29, 2025

Loose Sapphire Gemstone - Emerald 1.24ct Purple EC (1 of 1)

Loose Sapphire Gemstone - Emerald 1.24ct Purple EC

1 day Left

Natural Ametrine 11.1 Ct Octagon Cut Gemstone (1 of 5)

Natural Ametrine 11.1 Ct Octagon Cut Gemstone

Siddhi Gems & Jewels

4 days Left

Loose Sapphire Gemstone - Emerald 1.01ct Purple EC (1 of 1)

Loose Sapphire Gemstone - Emerald 1.01ct Purple EC

5 days Left

TOP