Gem Stone Island

Our Collection

Our Collection

A curated selection of gemstones.

Each piece below is presented with its key characteristics — variety, colour, origin, dimensions, clarity and treatment — to offer a clear view of the collection.

Yellow sapphire gemstone
Yellow Sapphire
Colour: Yellow
Weight: 3.060 ct
Variety Yellow Sapphire
Dimensions 9.14 × 7.00 × 8.45 mm
Origin Sri Lanka
Cut & shape Octagonal / step cut
Clarity Eye clean
Comment Unheated
Pink sapphire gemstone
Pink Sapphire
Colour: Hot Pink
Weight: 0.89 ct
Variety Pink Sapphire
Dimensions 5.40 × 5.40 × 3.00 mm
Origin Sri Lanka
Cut & shape Square / rounded edges
Clarity Eye clean
Comment Unheated
Blue sapphire gemstone
Blue Sapphire
Colour: Blue
Weight: 3.41 ct
Variety Blue Sapphire
Dimensions 9.66 × 6.74 × 5.22 mm
Origin Sri Lanka
Cut & shape Octagonal / scissor cut
Clarity Eye clean
Comment Unheated
Ruby gemstone
Ruby
Colour: Red
Weight: 1.031 ct
Variety Ruby
Dimensions 6.85 × 4.96 × 3.02 mm
Origin Mozambique
Cut & shape Oval / mixed cut
Clarity Eye clean
Comment Unheated
Violet sapphire gemstone
Violet Sapphire
Colour: Violet
Weight: 2.06 ct
Variety Violet Sapphire
Dimensions 8.37 × 6.73 × 4.45 mm
Origin Tanzania
Cut & shape Oval / mixed cut
Clarity Eye clean / little inclusion
Comment Unheated
Blue sapphire oval gemstone
Blue Sapphire
Colour: Blue
Weight: 2.55 ct
Variety Blue Sapphire
Dimensions 8.59 × 6.61 × 5.28 mm
Origin Sri Lanka
Cut & shape Oval / mixed cut
Clarity Eye clean
Comment Unheated
Teal sapphire gemstone
Sapphire Teal
Colour: Blue / Green
Weight: 2.02 ct
Variety Sapphire Teal
Dimensions 8.26 × 6.69 × 4.57 mm
Origin Madagascar
Cut & shape Oval / mixed cut
Clarity Eye clean
Comment Unheated
Teal sapphire gemstone
Sapphire Teal
Colour: Blue / Green
Weight: 1.56 ct
Variety Sapphire Teal
Dimensions 7.02 × 5.97 × 4.52 mm
Origin Madagascar
Clarity Eye clean
Comment Unheated
Blue sapphire large oval gemstone
Blue Sapphire
Colour: Blue
Weight: 4.07 ct
Variety Blue Sapphire
Dimensions 10.21 × 7.59 × 6.07 mm
Origin Sri Lanka
Cut & shape Oval / mixed cut
Clarity Eye clean
Comment Unheated
Tanzanite gemstone
Tanzanite
Colour: Blue and Violet
Weight: 1.50 ct
Variety Tanzanite
Dimensions 8.8 × 6.6 × 4.5 mm
Origin Tanzania
Cut & shape Oval / mixed cut
Clarity Eye clean
Comment Heating
Tanzanite smaller gemstone
Tanzanite
Colour: Blue and Violet
Weight: 1.085 ct
Variety Tanzanite
Dimensions 8.0 × 5.8 × 3.4 mm
Origin Tanzania
Cut & shape Oval / mixed cut
Clarity Eye clean
Comment Heating
Red tourmaline gemstone
Tourmaline
Colour: Red
Weight: 1.00 ct
Variety Tourmaline
Dimensions 9.0 × 5.5 × 3.2 mm
Origin Madagascar
Cut & shape Pear / mixed cut
Clarity Eye clean / little inclusion
Comment Unheated
Pink-peach tourmaline gemstone
Tourmaline
Colour: Pink / Peach
Weight: 3.50 ct
Variety Tourmaline
Dimensions 10.0 × 8.7 × 6.2 mm
Origin Africa
Cut & shape Oval / mixed cut
Clarity Eye clean / little inclusion
Comment No treatment
Peach tourmaline gemstone
Tourmaline
Colour: Peach
Weight: 4.30 ct
Variety Tourmaline
Dimensions 11.3 × 7.9 × 5.2 mm
Origin Africa
Cut & shape Oval / mixed cut
Red and pink square tourmaline
Tourmaline
Colour: Red and Pink
Weight: 4.25 ct
Variety Tourmaline
Dimensions 10.0 × 9.6 × 4.7 mm
Origin Madagascar
Cut & shape Square / step cut
Comment No treatment
Yellow radiant tourmaline
Tourmaline
Colour: Yellow
Weight: 4.50 ct
Variety Tourmaline
Dimensions 10.8 × 9.0 × 5.5 mm
Origin Afghanistan
Cut & shape Radiant / mixed cut
Clarity Eye clean
Comment No treatment
Pink orange tourmaline gemstone
Tourmaline
Colour: Pink / Orange
Weight: 2.40 ct
Variety Tourmaline
Dimensions 9.7 × 7.5 × 5.0 mm
Origin Africa
Cut & shape Oval / mixed cut
Clarity Eye clean
Comment No treatment
Green tsavorite gemstone square
Tsavorite
Colour: Green
Weight: 0.75 ct
Variety Tsavorite
Dimensions 5.3 × 5.3 × 2.8 mm
Origin Kenya
Cut & shape Square / step cut
Clarity Eye clean
Comment No treatment
Rectangular tsavorite gemstone
Tsavorite
Colour: Green
Weight: 1.00 ct
Variety Tsavorite
Dimensions 7.2 × 5.0 × 3.3 mm
Origin Kenya
Cut & shape Rectangular / step cut
Clarity Eye clean / inclusion
Comment No treatment
Pear-shaped tsavorite gemstone
Tsavorite
Colour: Green
Weight: 1.05 ct
Variety Tsavorite
Dimensions 7.8 × 4.5 × 3.6 mm
Origin Kenya
Cut & shape Pear / mixed cut
Clarity Eye clean / little inclusion
Comment No treatment
Scroll to Top