Gemstones

Cobalt Blue spinel in cushion shape, Tanzania

Carat weight:

94'373 CHF

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

Carat weight:

23'837 CHF

Steel Grey Vibrant spinel in cushion shape, Burma

Carat weight:

5'304 CHF

Blue spinel in cushion shape, Tanzania

Carat weight:

1'216 CHF

Blue tanzanite, cushion cut, Tanzania

Carat weight:

2'194 CHF

Violet sapphire in cushion shape, Sri Lanka (Ceylon)

Carat weight:

83'544 CHF

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

Carat weight:

26'705 CHF

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

Carat weight:

25'721 CHF

Cornflower Blue sapphire, cushion cut, Sri Lanka

Carat weight:

32'801 CHF

Garnet in cushion shape, Tanzania

Carat weight:

920 CHF

Intense Blue sapphire, cushion cut, Sri Lanka

Carat weight:

25'914 CHF

Intense Blue sapphire in cushion shape, Sri Lanka (Ceylon)

Carat weight:

19'801 CHF

Large chrysoberyl in cushion shape, Sri Lanka (Ceylon)

Carat weight:

11'051 CHF

Unheated Royal Blue sapphire in cushion shape, Sri Lanka

Carat weight:

10'305 CHF

Pair of royal blue sapphires in cushion shape, Sri Lanka (Ceylon)

Carat weight:

12'502 CHF

Pair of blue sapphires in cushion shape, Sri Lanka (Ceylon)

Carat weight:

20'474 CHF

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

Carat weight:

24'568 CHF

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

Carat weight:

32'064 CHF

Tanzanite in cushion shape, Tanzania

Carat weight:

3'456 CHF

Steel Grey Vibrant spinel cushion shape, Burma

Carat weight:

10'636 CHF

Teal sapphire in cushion shape, Tanzania

Carat weight:

4'546 CHF

Spinel in cushion shape, Tanzania

Carat weight:

2'410 CHF

Tanzanite in cushion shape, Tanzania

Carat weight:

3'912 CHF

Tanzanite in cushion shape, Tanzania

Carat weight:

3'461 CHF