Blue color Gemstones

Beyond rare vietnamese cobalt blue spinel in cushion cut 1.58 carats, Luc Yen

Unique collector's cobalt spinel with Electric blue color in oval cut 7.10 carats, Tanzania

Cobalt blue spinel in cushion cut 3.02 carats, Tanzania

Pastel blue sapphire in oval cut 2.85 carats, Sri Lanka

Electric blue cushion cut sapphire 4.00 carats, Sri Lanka

Pair of electric blue cobalt spinels in octagon cut 2.11ct, Tanzania

Unique GRS type Peacok blue cobalt spinel in oval cut 1.52 carats, Tanzania

Cushion cut blue sapphire 4.06 carats, Sri Lanka

Investment Royal Blue sapphire 56.62 carats in cushion cut, Sri Lanka

Natural untreated blue sapphire 2.62 carats in oval cut, Sri Lanka

Unheated blue sapphire 3.58 carats in cushion cut, Sri Lanka

Royal Blue pear cut sapphire 5.31 carats, Sri Lanka

Cornflower blue sapphire in oval cut 3.03 carats, Sri Lanka

Cornflower blue sapphire 3.50 carats in cushion cut, Sri Lanka

Unique blue sapphire of rare Peacock or Electric Blue color in cushion cut 9.28 ct, Sri Lanka

Intense Cornflower blue sapphire 7.52 carats in oval cut, Sri Lanka

Natural Royal Blue sapphire 6.42 ct in oval cut, Sri Lanka

Cobalt blue spinel 1.47 ct in octagon cut from Tanzania

Cobalt blue spinel in ascher cut 0.92 carats, Tanzania

Сobalt blue spinel in octagon cut 1.01 ct from Tanzania

Cornflower blue sapphire 2.11 ct in oval cut, Sri Lanka

Unheated Cornflower blue sapphire 9.07 ct in cushion cut, Sri Lanka

Untreated Cornflower blue sapphire in oval cut 2.52 ct, Sri Lanka

Blue unheated asscher cut sapphire 2.09 carats, Sri Lanka

Untreated Cornflower blue cushion-cut sapphire 3.55 ct, Sri Lanka

Cornflower blue sapphire from Sri Lanka in heart shape 2.04 ct

Unheated oval cut cornflower blue sapphire 3.15 ct, Sri Lanka

2.41ct Emerald Cut Blue Green Spinel Set

Octagon Cut Blue Green Spinel Set 2.36ct

Asscher Cut Blue Green Spinel Set 2.38ct

1.42ct Emerald Cut Blue Green Spinel Set

Octagon Cut Blue Green Spinel Set 1.80ct

Set of calibrated sapphires 5x3 mm in pear cut 4.47 carats/21 pcs.

Set of calibrated sapphires 5x3 mm in pear cut 4.95 carats/21 pcs.

Ring with 5.11 carat Cornflower sapphire and diamonds in 18K white gold

Contrasting pair of pink and blue cushion cut spinel 0.57 ct