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

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

Spinel in cushion shape, Vietnam

Carat weight:

19'449 CHF

Cornflower Blue sapphire, cushion cut, Sri Lanka

Carat weight:

32'801 CHF

Intense Blue sapphire, cushion cut, Sri Lanka

Carat weight:

25'914 CHF

Intense red Mahenge spinel cushion shape, Tanzania

Carat weight:

19'292 CHF

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

Carat weight:

19'801 CHF

Intense Red spinel in cushion shape, Vietnam

Carat weight:

33'413 CHF

Garnet spessartine cushion shape, Tanzania

Carat weight:

4'125 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

Mekhong Whiskey color spessartine, cushion cut, Africa

Carat weight:

6'148 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

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