Mahenge gemstone
Top rated products
2.03 ct “Ocean Ice-Blue”_Unheated Tanzania Spinel
$540• Weight: 2.03 ct
• Size: 7.6 × 6.4 × 5.2 mm
• Cut: Cushion brilliant
• Color: Ocean Ice-Blue
• Origin: Tanzania (Mahenge)
• Treatment: None – Unheated
7.42 ct “Cobalt Azure”_Unheated Blue Spinel
$37,800* Weight: 7.42 ct
* Size: 12.6 × 10.4 × 6.5 mm
* Cut: Brilliant Cushion
* Color: Cobalt-Blue mirror-flash
* Origin: Mahenge (Tanzania)
* Treatment: None – Unheated
6.05 ct “The Loyalty Cobalt”_Unheated Cobalt Blue Spinel_GRS Certified
$42,500* Weight: 6.05 ct
* Size: 9.9 × 9.5 × 7.2 mm
* Cut: Cushion brilliant
* Colour: Cobalt-Blue mirror-flash
* Clarity: Eyes Clean
* Origin: Mahenge (Tanzania)
* Treatment: None – unheated
3.49 ct “Romance Blue”_Unheated Tanzania Blue Spinel_ Brilliant Cushion
$1,390* Weight: 3.49 ct
* Size: 9.7 × 8.2 × 5.3 mm
* Cut: Brilliant Cushion
* Colour: Blue
* Clarity: Eyes Clean
* Origin: Tanzania
* Treatment: None – unheated
3.34 ct “Cerulean Teal”_Unheated Tanzania Blue Spinel
$1,350* Weight: 3.34 ct
* Size: 9.1 × 8.3 × 5.6 mm
* Cut: Brilliant Cushion
* Colour: Cerulean-Teal Blue
* Clarity: Loupe Clean
* Origin: Tanzania
* Treatment: None – unheated
6.83 ct “Two Gentle Flames”_Unheated Tanzania Blue Spinel_ Brilliant Cushion
$3,150- Weight: 6.83 ct
- Dimensions: 11.6 × 9.4 × 7.4 mm
- Shape: Brilliant Cushion
- Color impression: Dual-tone blue and violet-purple depending on viewing angle
- Clarity: Unique inclusion
- Origin: Tanzania
- Treatment: None – unheated
4.55 ct “Chameleon Glow”_Unheated Tanzania Blue Spinel_ Brilliant Cushion
$3,150* Weight: 4.55 ct
* Size: 10.5× 8.6 × 6.3 mm
* Cut: Brilliant Cushion
* Colour: Blue Chameleon
* Clarity: Eyes Clean
* Origin: Tanzania
* Treatment: None – unheated
4.71 ct “Midnight Azure”_Unheated Tanzania Spinel
$2,700* Weight: 4.71 ct
* Size: 10.7 × 9 × 6 mm
* Cut: Classic Cushion
* Colour: Metallic blue
* Clarity: Loupe Clean
* Origin: Tanzania
* Treatment: None – unheated
2.56 ct Tanzanian Unheated Spinel – Vivid Deep-Blue Cushion Brilliant
$810• Weight: 2.56 ct
• Size: 9.8 × 7.4 × 4.3 mm
• Cut: Cushion brilliant
• Colour: Vivid deep-blue mirror-flash
• Origin: Mahenge, Tanzania
• Treatment: None – unheated
3.90 ct Burma Unheated Spinel – Deep Gray Cushion
$891• Weight: 3.90 ct
• Size: 11.2 × 8.1 × 5.1 mm
• Cut: Cushion brilliant
• Colour: Deep Gray mirror-flash
• Origin: Burma
• Treatment: None – unheated
13.53 ct “Royal-Teal” Tanzanian Spinel
$13,530• Weight: 13.53 ct
• Size: ~14.5 × 11.3 × 9.8 mm
• Cut: Cushion Brilliant
• Color: Royal-Teal
• Origin: Tanzania (Mahenge)
• 100 % Natural & Ethically Sourced