Natural Pinkish Red Spinel, 0.29 carats, Oval cut, Ring, Jewelry Making
$38.00
Natural pinkish-red spinel, 0.29 carats, oval cut. A loose gemstone for custom jewellery designs.
20 in stock
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Natural Pinkish-Red Spinel | 0.29 Carat Oval Cut Loose Gemstone
Add a vibrant pop of color to your jewelry collection with this stunning Natural Pinkish-Red Spinel. Known for its incredible brilliance, durability, and historical prestige, spinel is the perfect choice for custom jewelry designs or for avid gemstone collectors.
This particular stone features a highly desirable, vivid pinkish-red hue that catches the light beautifully, showing off its crisp oval facets.
Gemstone Specifications
Gemstone: Natural Spinel
Weight: 0.29 Carats
Shape/Cut: Oval Faceted
Color: Vibrant Pinkish-Red
Treatment: None (100% Natural, unheated and untreated)
Dimensions: 5.02 x 3.08 x 1.87 mm
Why Choose Natural Spinel?
Untouched by Man: Unlike many sapphires and rubies on the market, most spinels are completely unheated and untreated, meaning you are wearing a pure piece of Earth’s natural art.
Everyday Durability: Scoring an 8 on the Mohs hardness scale, spinel is highly resistant to scratching, making it excellent for everyday wear in rings, pendants, or minimalist jewelry.
Collector’s Favorite: Spinel has rapidly grown in popularity due to its exceptional refraction, meaning it often appears brighter and livelier than other colored stones.
Perfect For:
Custom-made minimalist rings or delicate pendants.
A unique addition to a loose gemstone collection.
A meaningful gift for someone who loves rare, natural treasures.
📝 Please Note: We do our absolute best to capture the true color of the gemstone in our photography. However, due to natural lighting and variations in monitor settings, the color may vary slightly in person.
Shipping & Packaging:
Your gemstone will be securely packaged in a protective gem box, ready for gifting or setting. Fast and tracked shipping.
Have questions or need more photos/videos? Feel free to send us a message! We’re happy to help.
Related Products
| Category | Details |
|---|---|
| Gemstone | Natural Mahenge Spinel |
| Carat Weight | 1.26 ct |
| Color | Vivid Neon Pink (High Saturation) |
| Cut / Shape | Oval Brilliant |
| Dimensions | 7.26 × 6.05 × 3.13 mm |
| Clarity | Eye Clean (Excellent Transparency) |
| Treatment | None (Completely Unheated & Untreated) |
| Origin | Mahenge 🇹🇿 |
| Special Features | Strong neon glow, exceptional brilliance, vivid pink-to-reddish sparkle |
| Investment Appeal | Rare natural spinel with increasing collector and investor demand |
| Best For | Engagement rings, halo settings, pendants, luxury custom jewelry |
| Suggested Designs | Solitaire ring, diamond halo setting, timeless pendant |
| Sourcing | Ethically sourced directly from mining operations |
| Inspection & Shipping | Hand-selected and shipped from Bangkok |
| Shipping | Worldwide tracked and insured delivery in a premium display case |
Vibrant Pink Mahenge Spinel | 3.26 ct (Natural & Untreated)
A stunning investment-grade spinel from Tanzania’s famed Mahenge region, featuring exceptional color saturation.
| Feature | Specification |
|---|---|
| Weight | 3.26 carats |
| Shape | Cushion (10.54×8.12×4.79 mm) |
| Color | Vibrant Pink (strong fluorescence) |
| Clarity | Slightly Included (SI) |
| Origin | Tanzania, Mahenge |
| Treatment | None (100% natural) |
| Cut Quality | Excellent (GS precision cut) |
| Jewelry Options | Ring, Pendant |
Key Advantages:
✔ Collector’s gemstone
✔ Untreated natural rarity
✔ Ideal for custom designs
| Attribute | Details |
|---|---|
| Gemstone | Natural Mahenge Spinel |
| Weight | 3.77 carats |
| Color | Purplish Pink |
| Origin | Mahenge, Tanzania |
| Clarity | Transparent |
| Cut | Cushion |
| Treatment | Unheated/Untreated |
| Measurements | 8.78 x 7.45 x 6.65 mm |
| Certification | Produced upon request |
| Category | Detail / Feature |
| Gemstone Overview | Natural Cobalt Blue Spinel (0.09 Carat Oval Cut) |
| Visual Characteristics | Bright, crisp sky blue tone with a lively, electric play of light, sharp faceting, and excellent clarity. |
| Stone Type | Natural Cobalt Spinel |
| Weight | 0.09 Carats |
| Color | Bright Sky Blue / Cobalt Blue |
| Origin | Mahenge, Tanzania |
| Shape / Cut | Oval Cut (Faceted) |
| Dimensions | 3.39 x 2.4 x 1.45 mm |
| Clarity | Eye-Clean |
| Treatment | Unheated / Untreated (100% All-Natural) |
| Key Highlights | Cobalt-driven open blue hue, sourced from the renowned Mahenge region, 100% unheated purity, and ideal for precision custom jewelry. |
| Ideal Uses | Delicate accent stone in a multi-gem layout, custom ring accent, or a fine addition to a mineral capsule 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
| Category | Details |
|---|---|
| Gemstone | Natural Mahenge Spinel |
| Carat Weight | 0.92 ct |
| Color | Vivid Neon Pink-Red |
| Cut / Shape | Rectangle Emerald Cut / Step Cut |
| Dimensions | 6.86 × 4.25 × 3.26 mm |
| Clarity | Eye Clean / VVS (Excellent Transparency) |
| Treatment | None (Completely Unheated & Untreated) |
| Origin | Mahenge 🇹🇿 |
| Special Features | Neon saturation, hall-of-mirrors effect, exceptional brilliance |
| Best For | Solitaire rings, pendants, high-end custom jewelry |
| Suggested Designs | Minimalist solitaire ring, three-stone ring with baguette diamonds, statement pendant |
| Sourcing | Ethically sourced from family-run mining operations |
| Quality Control | Hand-selected and inspected in Bangkok |
| Shipping | Worldwide insured shipping with tracking in a luxury gemstone box |
| Category | Detail / Feature |
| Gemstone Overview | Natural Mahenge Spinel (0.67 Carat Cushion) |
| Visual Characteristics | Captivating light performance, vibrant saturation, and intense facet fire with a slight center window typical of native cuts. |
| Outdoor / Daylight Appearance | Vivid, electric neon pinkish-red with bright sweet-pink secondary undertones and high clarity. |
| Indoor / Warm Light Appearance | Rich, velvety crimson-red with intense pink flashes firing from the perimeter facets. |
| Gemstone: Natural Spinel | Natural Spinel |
| Origin | Mahenge, Tanzania |
| Weight | 0.67 Carats |
| Color | Vivid Pinkish Red (Strong Neon Fluorescence) |
| Dimensions | 5.07 x 5.07 x 3.23 mm |
| Shape / Cut | Cushion Cut |
| Clarity | 85% – 90% Eye Clean |
| Cutting Notes | Traditional cut with a minor center window; retains excellent perimeter brilliance. |
| Packaging & Presentation | Housed in a professional, high-end gemstone display box for flawless color presentation. |
| Shipping & Security | Carefully padded, tamper-evident, discreet packaging with fully insured international shipping and real-time tracking. |
| Bespoke Jewelry Service | Custom design service available for turning the loose stone into a ring or statement piece. |
| Design Consultation | Free consultation to sketch concepts, select precious metals (18k Gold, Platinum), and plan structural details. |
| Design Tip for Window | Use a closed-back setting, mirror-polished cup underneath, or accent diamonds to bounce light through the center and make the window disappear. |
1 in stock
| Specification | Details |
| Gem Type | Natural Spinel |
| Origin | Mahenge, Tanzania |
| Weight | 1.2 Carats |
| Dimensions | 7.1 x 5.24 x 3.89 mm |
| Shape/Cut | Oval |
| Color | Neon Pink / Hot Red |
| Clarity | Slightly Included |
| Treatment | None (100% Natural & Untreated) |
| 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
| Category | Detail |
| Product Name | Stunning 2.07ct Natural Mahenge Spinel – Vivid Neon Glow |
| Description | Electrifying brilliance, high saturation vivid pink-red hue with exceptional internal fire, elongated cushion cut for a standout presence. |
| Weight | 2.07Carats |
| Gem Type | Natural Spinel |
| Origin | Mahenge, Tanzania |
| Shape | Cushion Cut (Elongated) |
| Color | Vivid Neon Pinkish-Red |
| Clarity | Included |
| Measurement | 8 x 6 x 4.65 mm |
| Treatment | None (100% Natural & Unheated) |
| Key Highlights | World-renowned signature glow, unheated purity, ideal center stone for engagement rings, cocktail rings, or high-end pendants. |
| Shipping | Fully insured, tracked worldwide delivery |
| Packaging | Professional gemstone display box |
| Guarantee | 100% natural Tanzanian origin |
| Feature / Category | Details |
| Gemstone Name | Natural Vivid Red Mahenge Spinel |
| Weight | 1.67 Carats |
| Gem Type | Natural Spinel |
| Origin | Mahenge, Tanzania |
| Shape | Oval Cut |
| Dimensions | 8.66 x 6.5 x 3.71 mm |
| Color | Vivid Red (fiery hue between hot pink and pigeon-blood red) |
| Clarity | Included minor natural character (classic for Mahenge origin) |
| Treatment | None (100% Natural & Unheated) |
| Key Highlights | • Extraordinary “electric” saturation and high refractive index (“light bulb” glow) • Investment grade (depleting mines drive appreciation) • Versatile design suitable for engagement rings or pendants |
| Shipping & Extras | • Secure, insured worldwide shipping • Premium gemstone display box included • Authenticity guarantee |
Natural vibrant pink spinel, 0.45 carats, oval cut. A loose gemstone for custom jewellery designs.
1 in stock
| Specification | Details |
| Type | Natural Spinel |
| Origin | Mahenge, Tanzania |
| Weight | 2.05 Carats |
| Color | Light Baby Pink |
| Treatment | None (100% Unheated & Untreated) |
| Cut/Shape | Cushion Cut |
| Dimensions | 8.11 x 6.21 x 4.83 mm |
| Clarity | Included (as shown in the picture) |

































