Blue color Gemstones

Bright cushion cut Royal Blue sapphire 4.02 carats, Sri Lanka

Cornflower blue sapphire in pear cut 1.47 ct, Sri Lanka

Radiant cut blue sapphire 1.55 carats, Sri Lanka

Cobalt blue spinel in octagon cut from Tanzania 1.49 carats

Royal blue sapphire in oval cut 0.94 ct, Sri Lanka

Pair of Royal Blue sapphires in round cut 1.37 ct, Sri Lanka

Natural blue zircon in oval cut 2.72 ct, Cambodia

Natural blue zircon in oval cut 2.92 ct, Cambodia

Ring with 4.13 ct lavender spinel and diamonds in 18K white gold

Set of calibrated sapphires 5x3 mm in pear cut 5.09 ct/21 pcs.

Unheated octagon cut tanzanite 23.34 carats, Tanzania

Pair of Royal Blue color tanzanites 29.70 ct in fancy cut, Tanzania

Intense Cornflower blue sapphire in cushion cut 5.11 ct, Sri Lanka

Set of pear-cut blue sapphires 1.02 ct

Lot of pear cut blue sapphires 1.04 ct, Sri Lanka

Royal Blue oval cut sapphire 2.61 ct, Sri Lanka

Set of cobalt blue spinels in pear cut 2.02 carats, Tanzania

Tourmaline indicolite octagon cut 0.97 ct, Afghanistan

Ring with Royal blue color tanzanite 4.35 ct and diamonds in 18K white gold

Ring with Cornflower blue sapphire 2.07 ct and diamonds in 18K white gold

Ring with a rare natural color change sapphire 2.55 ct in 18K white gold

Unheated fancy cut tanzanite 5.38 ct

Blue cobalt cushion cut spinel 1.50 carats, Tanzania

Intense cobalt spinel in radiant cut 1.12 ct, Tanzania

Blue oval cut spinel 1.16 ct, Tanzania

Pair of octagon-cut teal sapphires 10.35 ct

Royal blue tanzanite in sugarloaf shape 19.18 ct

Set of Royal Blue tanzanites 21.66 ct in a hexagon cut, Tanzania

Pair of intense blue-violet tanzanites octagon shape 13.80 ct

Intense blue-violet spinel cushion shape 4.09 ct, Burma

Top blue color indicolite tourmaline in octagon cut 3.65 ct, Nigeria

Black opal 6.74 ct, Australia

Pair of large opals 18.64 ct, Ethiopia

Vibrant Cushion Indicolite Tourmaline 1.55 ct

Cushion cut indicolite tourmaline 1.21 ct

Cushion cut blue tourmaline indicolite 0.97 ct