None

Aquamarine in oval shape, Madagascar

Carat weight:

3'687 CHF

Aquamarine in oval shape, Madagascar

Carat weight:

2'613 CHF

Blue sapphire in oval shape, Sri Lanka (Ceylon)

Carat weight:

9'063 CHF

Blue spinel in oval shape, Tanzania

Carat weight:

3'498 CHF

Blue tanzanite, oval cut, Tanzania

Carat weight:

3'478 CHF

Blue tanzanite, oval cut, Tanzania

Carat weight:

3'573 CHF

Cobalt Blue spinel in oval shape, Sri Lanka (Ceylon)

Carat weight:

2'321 CHF

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

Carat weight:

19'635 CHF

Cornflower Blue sapphire, oval cut, Sri Lanka

Carat weight:

12'502 CHF

Lavender sapphire in oval shape, Madagascar

Carat weight:

23'987 CHF

Neon Blue Paraiba tourmaline in oval shape, Africa

Carat weight:

8'088 CHF

Neon Blue Paraiba tourmaline in oval shape, Africa

Carat weight:

18'407 CHF

Neon Blue Paraiba tourmaline in oval shape, Mozambique

Carat weight:

16'699 CHF

Paraiba tourmaline in oval shape, Africa

Carat weight:

2'046 CHF

Purple spinel in oval shape, Tanzania

Carat weight:

1'624 CHF

Royal Blue sapphire in oval shape, Sri Lanka (Ceylon)

Carat weight:

10'635 CHF

Sapphire in oval shape, Sri Lanka (Ceylon)

Carat weight:

15'191 CHF

Sapphire in oval shape, Sri Lanka (Ceylon)

Carat weight:

2'331 CHF

Spinel in oval shape, Tanzania

Carat weight:

35'870 CHF

Tanzanite in oval shape, Tanzania

Carat weight:

3'433 CHF

Tanzanite in oval shape, Tanzania

Carat weight:

3'539 CHF

Tanzanite in oval shape, Tanzania

Carat weight:

3'701 CHF

Tanzanite in oval shape, Tanzania

Carat weight:

3'343 CHF

Tanzanite in oval shape, Tanzania

Carat weight:

3'231 CHF