Blue color Gemstones

Rich unheated tanzanite, pear cut, 3.64 ct, GRS

Unheated cushion cut tanzanite, 4.37 ct, GRS

Bright natural tanzanite, oval cut, 3.52 ct, GRS

Natural octagon cut tanzanite 3.87 ct, GRS

Unheated tanzanite, octagon cut 3.49 ct, GRS

Bright natural tanzanite, oval cut, 4.71 ct, GRS

Natural octagon cut tanzanite 3.81 ct, GRS

Pear cut rich tanzanite 7.87 ct

Heart cut tanzanite 7.55 ct

Set of 27 Royal Blue pear cut sapphires, 76.61 ct, GRS

Unheated Cornflower color sapphire 8.04 ct, Sri Lanka, ICA

Unheated cornflower blue sapphire 4.97 ct from Sri Lanka

Pair of oval cut tanzanites 12.60 ct

6.13ct heart cut Royal Blue sapphire, Sri Lanka

Pair of Cushion Cut Color Change Garnets 3.29ct

Large indigo tourmaline 9.80 ct

Tourmaline indigolite 19.63 ct

Cushion cut lavender tanzanite 3.69 ct, Tanzania

Lavender tanzanite 2.74 ct

Intense blue cushion cut sapphire 4.40 carats, Sri Lanka, ICA

Set of lavender tanzanites 9.41 ct

Unusual and bright set of spessartines and indigolites 9.09 ct

Beautifully selected lot of Pamir pink spinels and sapphires from Sri Lanka, 25.27 carats

Bright contrasting pair of tanzanite and rubellite 7.16 ct

A pair of bright rich 11.75 ct tanzanites

Unheated color change purple sapphire 2.55 ct, Madagascar

Set of blue-green tourmaline 6.56 ct

Blue spinel from Burma, 2.48 ct

Ceylon Royal Blue sapphire 6.95 cts

Heart cut blue sapphire 5.34 ct, Sri Lanka

Ceylon blue sapphire 5.05 cts

Pair of blue Ceylon sapphires of 12.62 ct

Cornflower Cushion Sapphire 4.13 ct, Sri Lanka

Large blue zircon 21.38 ct, Cambodia

Indicolite 1.43 ct, Afghanistan

Pair of spinels 2.59 ct, Vietnam