informations certificats Gemmes Naturelles Belgique

RO-TOUR025BG-002-450

RO-TOUR025BG-002-450

Certificate: RO-TOUR025BG-002-450 Gem Type: Tourmaline Weight: 3.927 Carat Shape: Rough Size: 13.6 x 7.4 x 5.3 mm. Color:  greenish blue/bluish green Clarity: Transparent Luster: N/A Treatment: Unheated Untreated Birefringence :...

RO-TOUR025BG-002-450

Certificate: RO-TOUR025BG-002-450 Gem Type: Tourmaline Weight: 3.927 Carat Shape: Rough Size: 13.6 x 7.4 x 5.3 mm. Color:  greenish blue/bluish green Clarity: Transparent Luster: N/A Treatment: Unheated Untreated Birefringence :...

RO-TOUR025BG-002-449

RO-TOUR025BG-002-449

Certificate: RO-TOUR025BG-002-449 Gem Type: Tourmaline Weight: 1.257 Carat Shape: Rough Size: 13.1 x 3.0 x 3.0 mm. Color:  neon bluish green Clarity: Transparent Luster: N/A Treatment: Unheated Untreated Birefringence :...

RO-TOUR025BG-002-449

Certificate: RO-TOUR025BG-002-449 Gem Type: Tourmaline Weight: 1.257 Carat Shape: Rough Size: 13.1 x 3.0 x 3.0 mm. Color:  neon bluish green Clarity: Transparent Luster: N/A Treatment: Unheated Untreated Birefringence :...

RO-TOUR025BG-002-448

RO-TOUR025BG-002-448

Certificate: RO-TOUR025BG-002-448 Gem Type: Tourmaline Weight: 1.153 Carat Shape: Rough Size: 8.6 x 3.5 x 3.2 mm. Color:  bright bluish green to greenish blue Clarity: Transparent Luster: N/A Treatment: Unheated...

RO-TOUR025BG-002-448

Certificate: RO-TOUR025BG-002-448 Gem Type: Tourmaline Weight: 1.153 Carat Shape: Rough Size: 8.6 x 3.5 x 3.2 mm. Color:  bright bluish green to greenish blue Clarity: Transparent Luster: N/A Treatment: Unheated...

RO-TOUR025BG-002-447

RO-TOUR025BG-002-447

Certificate: RO-TOUR025BG-002-447 Gem Type: Tourmaline Weight: 1.004 Carat Shape: Rough Size: 8.2 x 3.6 x 3.5 mm. Color:  bright bluish green Clarity: Transparent Luster: N/A Treatment: Unheated Untreated Birefringence :...

RO-TOUR025BG-002-447

Certificate: RO-TOUR025BG-002-447 Gem Type: Tourmaline Weight: 1.004 Carat Shape: Rough Size: 8.2 x 3.6 x 3.5 mm. Color:  bright bluish green Clarity: Transparent Luster: N/A Treatment: Unheated Untreated Birefringence :...

RO-TOUR025BG-002-446

RO-TOUR025BG-002-446

Certificate: RO-TOUR025BG-002-446 Gem Type: Tourmaline Weight: 1.116 Carat Shape: Rough Size: 8.9 x 3.6 x 2.7 mm. Color:  bicolor - major part very light bluish green and slight part clear...

RO-TOUR025BG-002-446

Certificate: RO-TOUR025BG-002-446 Gem Type: Tourmaline Weight: 1.116 Carat Shape: Rough Size: 8.9 x 3.6 x 2.7 mm. Color:  bicolor - major part very light bluish green and slight part clear...

RO-TOUR025BG-002-445

RO-TOUR025BG-002-445

Certificate: RO-TOUR025BG-002-445 Gem Type: Tourmaline Weight: 2.478 Carat Shape: Rough Size: 7.5 x 5.5 x 5.4 mm. Color:  deep green Clarity: Transparent Luster: N/A Treatment: Unheated Untreated Birefringence : 0.020Crystallography...

RO-TOUR025BG-002-445

Certificate: RO-TOUR025BG-002-445 Gem Type: Tourmaline Weight: 2.478 Carat Shape: Rough Size: 7.5 x 5.5 x 5.4 mm. Color:  deep green Clarity: Transparent Luster: N/A Treatment: Unheated Untreated Birefringence : 0.020Crystallography...