Oval cut Gemstones

Large neon blue Paraiba tourmaline in oval cut 11.50 carats, Mozambique

Paraiba tourmaline in oval cut 6.52 ct from Mozambique

Neon greenish-blue Paraiba tourmaline in oval cut 2.31 carats, Mozambique

Bright blue Paraiba tourmaline 6.47 carats, oval cut, Mozambique

Neon blue Paraiba tourmaline in oval cut 3.00 carats from Mozambique

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

Yellow sapphire in oval cut 2.25 ct from Madagascar

Cornflower blue sapphire 2.11 ct in oval cut, Sri Lanka

Investment grade unheated ruby from Mozambique 6.20 ct, Pigeon's Blood, GRS

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

Unheated oval cut cornflower blue sapphire 3.15 ct, Sri Lanka

Spessartine garnet in oval cut 2.03 ct, Africa

Intense purple gray spinel in oval cut 7.88 ct, Burma

Siamese ruby oval cut 1.58 carats with H(be) refinement, Thailand

Rhodolite garnet, oval cut, 1.37 carats, Sri Lanka

Purple garnet rhodolite oval cut 0.94 carats, Sri Lanka

Muzo Green emerald oval cut 1.09 carats, Colombia

Set of blue sapphires in oval cut 1.50 ct

Purple umbalite garnet oval cut 1.42 ct, Tanzania

Vivid pink oval cut umbalite garnet 0.99 ct, Tanzania

Purple umbalite garnet oval cut 1.82 ct, Tanzania

Neon green Paraiba tourmaline 9.10 ct, Mozambique

Oval cut Padparadscha sapphire 3.45 ct, Sri Lanka

Steel gray spinel in oval cut 1.17 ct from Burma

Light pink oval cut spinel 1.53 ct, Burma

Intense purple oval-cut spinel 1.76 ct, Burma

Pair of Ethiopian opals 11.98 ct

Unique Sunrise Padparadscha sapphire 6.53 ct, Sri Lanka, GRS

Oval cut vivid red rhodolite garnet 2.13 ct, Tanzania

Unheated oval cut pink sapphire 1.00 ct, Madagascar

Red rhodolite garnet 3.03 ct in oval cut, Tanzania

Unheated oval-cut Padparadscha sapphire 0.96 carats, Madagascar

Oval cut rhodolite garnet 2.65 ct, Tanzania

Unheated teal sapphire from Madagascar oval cut 1.32 ct

Pair of vivid red oval cut rhodolites 3.52 ct, Tanzania

Light blue sapphire 1.34 carats, Sri Lanka