Blue color Gemstones

Cobalt blue spinel 2.45 carats, Tanzania

Pair of round cut indicolite tourmalines 3.12 ct

Parti color sapphire from Madagascar 2.03 ct, untreated

Cushion cut steel spinel 4.15 ct, Burma

Cushion cut dark blue spinel 2.79 ct, Burma

Cushion cut indigolite 3.99 carats

Heart cut bluish gray spinel 2.22 ct, Burma

Burmese blue cushion cut spinel 2.00 ct

Large, deep blue zircon, pear cut 57.36 ct

Indicolite set 5.66 ct

Indicolite set 10.45 ct

Pair of large vivid blue zircons 30.55 ct, Cambodia

Pair of large vivid blue zircons 39.75 ct, Cambodia

Indicolite 10.75 ct, Afghanistan, ICA

Lagoon green tourmaline 4.10 ct, Afghanistan

Extremely rare unheated Kashmir sapphire 3.78 ct

Unique eye clean Tanzanite 80.37 ct, Tanzania

Unheated pear-cut blue sapphire 0.63 carats, Madagascar

Pair of blue-blue unheated octagon cut sapphires 0.71 carats, Madagascar

Pair of Teal-colored marquise-cut sapphires 1.09 carats, Madagascar

Pair of contrasting unheated pear cut sapphires 0.94 ct from Madagascar

Unheated pear-cut sapphire 0.66 carats from Madagascar

Octagon-cut cobalt blue spinel 1.05 carats, Tanzania

Cushion cut Royal Blue sapphire 9.11 carats, Sri Lanka

Rare cobalt blue spinel in octagon cut 2.11 carats, Tanzania

Super rare Mahenge cobalt blue spinel in oval cut 3.02 carats, Tanzania

Cornflower blue sapphire in octagon cut 1.05 ct, Sri Lanka

Cornflower blue sapphire in oval cut 11.54 ct, Sri Lanka

Unique cobalt blue cushion cut spinel from Tanzania 7.08 ct, GRS

Unheated sapphire cushion cut 6.43 ct from Sri Lanka

Royal Blue sapphire in pear cut 2.02 carats, Sri Lanka

Pair of trillion cut indigolites 1.02 carats

Rare electric blue cobalt spinel from Tanzania in oval cut 5.34 ct

Royal Blue sapphire 2.57 carats from Sri Lanka in oval cut

Bright cushion cut Royal Blue sapphire 4.02 carats, Sri Lanka

Cornflower blue sapphire in pear cut 1.47 ct, Sri Lanka