Mahenge Spinel
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Aquamarine
Natural Aquamarine 6.51 Carat
Price range: $659.00 through $719.00
| Feature | Description |
|---|---|
| Gemstone | Natural Aquamarine |
| Carat Weight | 6.51 carats |
| Color | Clear, ice blue |
| Clarity | Excellent transparency |
| Shape/Cut | Cushion Cut |
| Dimensions | 13.3 mm x 10.8 mm x 7.21 mm |
| Cut Quality | Well-cut with strong brilliance |
| Use | Ideal for rings, pendants, or custom fine jewelry |
Experience the captivating beauty of this 6.51-carat Natural Aquamarine, a gemstone that shines with a serene, refreshing blue tone and exceptional clarity. Expertly cut to highlight its natural brilliance, this aquamarine displays a luminous glow as light dances across its facets, enhancing both its color and crystalline purity.
With its substantial carat weight, this aquamarine is an ideal centerpiece for a statement ring, elegant pendant, or custom luxury design. The stone’s transparency and balanced color make it a standout choice for designers and collectors seeking a gem that combines size, beauty, and sophistication.
Symbolizing tranquility and clarity, this 6.51-carat aquamarine carries both visual charm and meaningful energy—perfect for someone who appreciates refined, timeless gemstones. Its impressive presence and soothing ice blue hue ensure it will remain a cherished addition to any fine jewelry collection.
Related Products
| Item Specifications | Details |
|---|---|
| Gemstone | Natural Spinel |
| Origin | Mahenge, Tanzania |
| Weight | 7.7 Carats (Exceptional size for this origin) |
| Dimensions | 12.4 × 9.12 × 6.12 mm |
| Color | Milky Soft Pink / Neon Peach-Pink |
| Clarity | Translucent (Natural “Silky” or “Velvety” effect) |
| Treatment | None (100% Natural) |
| Shape / Cut | Rectangular Emerald Cut |
| Hardness | 8 on the Mohs Scale |
A radiant cushion-cut Mahenge spinel from Tanzania, celebrated for its intense pink hue and exceptional brilliance.
| Attribute | Details |
|---|---|
| Weight | 2.91 ct (cushion cut) |
| Color | Vivid Pink (strong fluorescence) |
| Clarity | Eye-clean |
| Origin | Tanzania (Mahenge) |
| Treatment | None (100% natural) |
| Dimensions | 8.76 × 8.73 × 4.84 mm |
| Cut Grade | Excellent (GS precision cut) |
| Jewelry Use | Ring, Pendant |
Key Features:
✔ Untreated rarity | ✔ Collector’s gem | ✔ Custom jewelry-ready
| Category | Detail / Feature |
| Gemstone Overview | Natural Burmese Orange Spinel (0.30 Ct Cushion Cut) |
| Visual Characteristics | Vibrant, warm hue with fantastic sparkle and rich color saturation. |
| Variety | Natural Spinel |
| Origin | Burma (Myanmar) |
| Carat Weight | 0.30 ct |
| Dimensions | 4.16 x 3.98 x 2.39 mm |
| Cut | Cushion |
| Color | Vibrant Orange |
| Clarity | ~95% Eye Clean (Exceptional clarity with minimal, minor inclusions only visible under heavy magnification) |
| Treatment | 100% Natural, Untreated |
| Key Highlights | Prized for incredible brilliance, rich saturation, and exceptional durability (ranking 8 on the Mohs scale); completely untreated earth-mined beauty. |
| Ideal Uses | Center stone for a delicate engagement ring, unique stacking band, vibrant pendant, or custom bezel-set ring. |
| Packaging & Note | Photographed in natural daylight; colors may vary slightly depending on monitor or device screen settings. |
1 in stock
A delicate pear-cut Mahenge spinel with intense color and strong fluorescence, certified by GFCO GEM.
| Attribute | Details |
|---|---|
| Weight | 0.93 ct (pear cut) |
| Color | Vivid Pink (strong fluorescence) |
| Clarity | Eye-clean |
| Origin | Tanzania (Mahenge) |
| Treatment | None |
| Dimensions | 7.20 × 4.89 × 3.60 mm |
| Cut Grade | Very Good (precision cut) |
| Certificate | GFCO GEM (Bangkok ) |
Key Features:
✔ Dainty & Versatile – Perfect for delicate jewelry
✔ Certified Natural by Bangkok gemologists
✔ Eye-Clean Brilliance with strong glow
| Feature | Details |
|---|---|
| Gem Type | Natural Ruby |
| Carat Weight | 2.00 Carats |
| Treatment | No Heat (Unheated) |
| Color | Pigeon Blood |
| Clarity | Eye-Clean / Very Good Clarity (adjust if needed) |
| Cut | Mixed Cut / Faceted (adjust if needed) |
| Origin | Myanmar (Burma) |
| Certification | Optional: Available Upon Request |
| Dimensions | 5mm x 7mm |
| Luster | Excellent, Brilliant Luster |
| Feature | Details |
|---|---|
| Gemstone | Natural Aquamarine |
| Carat Weight | 21.5 ct |
| Color | Light Icy blue |
| Clarity | Exceptional – eye clean |
| Measurement | 20 mm x 19 mm x 10 mm |
| Shape | Trillion Cut |
| Use | Perfect for statement jewelry or collectors |
A collector-grade cushion-cut Mahenge spinel with extraordinary color saturation and very strong fluorescence.
| Attribute | Details |
|---|---|
| Weight | 4.12 ct (cushion cut) |
| Color | Vivid Red-Pink (very strong fluorescence) |
| Clarity | Slightly included (SI) |
| Origin | Tanzania (Mahenge) |
| Treatment | None (100% natural) |
| Cut Grade | Very Good (precision cut) |
| Jewelry Use | Ring, Pendant |
Key Highlights:
✔ Dual-Color Phenomenon (Red-Pink)
✔ Untreated Collector’s Piece
✔ Investment-Grade Rarity
| Category | Detail / Feature |
| Gemstone Overview | Natural Blue Mahenge Spinel (0.30 Carats Round Cut) |
| Visual Characteristics | Bright, open sky-to-cornflower blue color accented by gentle, reflective light play, crisp clear brilliance, and subtle violet-blue flashes. |
| Stone Type | Natural Blue Spinel |
| Weight | 0.30 Carats |
| Color | Bright Sky Blue |
| Origin | Mahenge, Tanzania |
| Shape / Cut | Round Cut (Faceted) |
| Dimensions | 3.99 x 2.64 mm |
| Clarity | Slightly Included |
| Treatment | Unheated / Untreated (100% All-Natural) |
| Key Highlights | Soft bright color profile avoiding dark inkiness, precision round cut with excellent symmetry, renowned Mahenge locality, and 100% all-natural purity. |
| Ideal Uses | Delicate solitaire ring center, exquisite accent stone in a multi-stone ring layout, or a premium addition to a capsule gemstone collection. |
| Packaging & Presentation | Shipped safely in a premium gemstone specimen box designed for viewing, presentation, and long-term protection. |
| Shipping | Fully trackable, insured express courier worldwide. |
| Custom Jewelry Service | Bespoke design services available to collaborate with their team and turn the gemstone into custom fine jewelry. |
1 in stock
Discover the timeless elegance of this 2.95-carat Emerald-Cut Aquamarine, a gemstone that radiates clarity, sophistication, and a serene icy-blue glow. Cut in the classic emerald shape, this stone showcases long, mirror-like step facets that emphasize its purity and natural luminosity. The emerald cut is celebrated for its refined symmetry, making it a favorite for high-end engagement rings and luxury jewelry designs.
This aquamarine displays an exceptionally clean appearance, with eye-clean clarity that enhances the stone’s calming pastel blue tone. The color is soft yet vibrant—perfect for anyone seeking a gemstone that balances elegance with subtle brilliance. Professionally faceted to maximize shine, the stone offers a sleek, elongated silhouette that flatters both contemporary and vintage-inspired settings.
Measuring approximately 11 mm x 7.7 mm x 4.9 mm, this 2.95-carat aquamarine is a versatile size for custom rings, pendants, or statement pieces. Whether you are a collector, a jewelry designer, or shopping for a unique centerpiece gemstone, this aquamarine is a beautiful choice that promises long-lasting beauty and style.
Treat yourself or someone special to a gemstone that symbolizes clarity, calmness, and protection.
| Feature / Category | Details |
| Gemstone Name | Unheated Natural Malaya Garnet |
| Weight | 2.95 Carats |
| Gem Type | Natural Malaya Garnet |
| Origin | Tanzania (Umba River Valley) |
| Shape / Cut | Round Cut (Brilliant) |
| Dimensions | 7.93 x 6.45 mm |
| Color | Passion Pink-Purple (rare blend of rich pink and deep purple tones with color-shift properties) |
| Treatment | None (100% Natural & Untreated) |
| Ideal For | Custom Engagement Rings, Fine Jewelry, Statement Pendants, Gem Collectors |
| Key Highlights | • Rare and sought-after variety of the garnet family • Excellent durability (7 to 7.5 on the Mohs scale) • Incredible brilliance with enchanting blush, magenta, and reddish-violet tones |
| Additional Info | • Carefully selected and pictured in natural light • Message available for questions or custom setting requests |
| Feature | Description |
|---|---|
| Gemstone | Natural Aquamarine |
| Carat Weight | 6.3 carats |
| Color | Bright sky blue |
| Clarity | Excellent transparency |
| Shape/Cut | Cushion Cut |
| Dimensions | 13 mm x 11 mm x 6.7 mm |
| Cut Quality | Well-faceted to enhance brilliance and color |
| Use | Ideal for rings, pendants, or bespoke fine jewelry |
A velvety octagon-cut Mahenge spinel with exceptional color purity and natural silk inclusions.
| Attribute | Details |
|---|---|
| Weight | 2.63 ct (emerald/octagon cut) |
| Color | Vivid Pink (strong fluorescence) |
| Clarity | Rutile silk (velvety effect) |
| Origin | Tanzania (Mahenge) |
| Treatment | None |
| Dimensions | 8.56 × 6.63 × 5.03 mm |
| Cut Grade | Excellent (GS precision cut) |
Key Features:
✔ Velvety Luster from natural rutile silk
✔ Rare Octagon Cut enhances color depth
✔ Untreated Purity with strong fluorescence