Gemstones

Showing 25–48 of 293 results

Blue sapphire in octagon shape, Sri Lanka (Ceylon)

Carat weight:

5'175 CHF

Spinel in cushion shape, Vietnam

Carat weight:

6'972 CHF

Blue sapphire in radiant shape, Sri Lanka (Ceylon)

Carat weight:

4'116 CHF

Cornflower Blue sapphire in round shape, Sri Lanka (Ceylon)

Carat weight:

14'123 CHF

Unheated Bi-color sapphire in radiant shape, Sri Lanka

Carat weight:

29'222 CHF

Cornflower Blue sapphire, cushion cut, Sri Lanka

Carat weight:

32'801 CHF

Vibrant pink-red ruby, cushion cut, Mozambique

Carat weight:

11'626 CHF

Tanzanite in oval shape, Tanzania

Carat weight:

3'701 CHF

Teal sapphire in round shape, Madagascar

Carat weight:

6'806 CHF

Large rhodolite in round shape, Africa

Carat weight:

8'748 CHF

Red opal, cabochon cut, Ethiopia

Carat weight:

2'905 CHF

Blue tanzanite, heart cut, Tanzania

Carat weight:

592 CHF

Royal Blue sapphire in oval shape, Madagascar

Carat weight:

12'448 CHF

Vibrant pink-red spinel in cushion shape, Tanzania

Carat weight:

23'185 CHF

Intense Blue sapphire, cushion cut, Sri Lanka

Carat weight:

25'914 CHF

Tanzanite in oval shape, Tanzania

Carat weight:

3'249 CHF

Teal sapphire in hexagon shape, Madagascar

Carat weight:

5'221 CHF

Tanzanite in oval shape, Tanzania

Carat weight:

3'350 CHF

Tanzanite in emerald (octagon) shape, Tanzania

Carat weight:

3'397 CHF

Blue tanzanite, heart cut, Tanzania

Carat weight:

3'643 CHF

Spinel in oval shape, Vietnam

Carat weight:

3'051 CHF

Vivid Red ruby, cushion cut, Mozambique

Carat weight:

63'982 CHF

Cornflower Blue sapphire in octagon shape, Sri Lanka (Ceylon)

Carat weight:

9'947 CHF

Red ruby, cushion cut, Mozambique

Carat weight:

17'600 CHF