Tourmaline 52.98 ct | Oval Cut | Rich Mauve Pink | Ibadan–Oyo, Nigeria

SKU: TOS200 Category: Tag:

An exceptional 52.98 ct Tourmaline in Rich Mauve Pink, cut as an elegant Oval Cut with a refined mixed facet design. Loupe clean, untreated, and of substantial size — ideal for high-end collections and investment-focused acquisitions.

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15,890.00$pcs

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Description

This remarkable 52.98 ct Tourmaline from the Ibadan–Oyo region, Nigeria combines impressive scale with a sophisticated Rich Mauve Pink color. The stone is untreated and absolutely loupe clean, presenting a crisp, high-end appearance that meets the expectations of discerning collectors.

Color — Rich Mauve Pink

The gemstone shows Rich Mauve Pink, a refined pink tone with depth and elegance. The color reads composed and luxurious, offering strong presence without appearing harsh — particularly appealing in a gemstone of this size.

Cut — Oval with mixed facet design

The stone is fashioned as an Oval Cut with a mixed facet structure: a step-cut pavilion for structure and depth, paired with a crown featuring two concentric facet rows that add controlled brilliance and a clean, architectural look. This combination balances elegance with visual interest.

Clarity — Loupe Clean

The Tourmaline is loupe clean, showing no inclusions under magnification. This exceptional clarity enhances both face-up beauty and long-term desirability.

Origin & treatment

Sourced from the Ibadan–Oyo region, Nigeria, this Tourmaline is untreated, preserving its natural character and authenticity.

Use case — high-end jewelry, collection, and investment

With its over-50 ct size, refined cutting, and outstanding clarity, this Tourmaline is well suited for museum-grade collections, investment-oriented gemstone portfolios, and high-end custom jewelry where rarity, scale, and quality are paramount.

Additional Information

Certification Options

Every gemstone purchased from Gem Fountain includes a free Gem Fountain Gemstone Report, provided as a PDF file, documenting the key characteristics and authenticity of the stone.

For customers who require independent laboratory verification, we offer the option to add third-party gemstone reports. Upon selection, the gemstone will be submitted to the chosen accredited gemological laboratory. Estimated fees and processing times are as follows:

  • BGL – Brief Report: USD 19
    Processing time: approximately 1–2 business days
  • AIG – Brief Report: USD 38
    Processing time: approximately 7–8 business days
  • LOTUS – Soft Cover Report: USD 128
    Processing time: approximately 7–8 business days

All external reports are optional and can be selected as an add-on prior to shipment. Processing times may vary slightly depending on laboratory workload.

Shipping & Payment

All gemstones are shipped directly from Thailand, one of the world’s leading gemstone trading hubs. We deliver to almost all countries worldwide, using reliable and insured shipping partners to ensure safe and secure delivery. Each order is carefully packaged, and tracking details are provided once the shipment has been dispatched. Delivery times may vary depending on destination and local customs procedures. Any applicable duties, taxes, or import fees are the responsibility of the recipient.

We offer flexible payment options to accommodate our international clientele. Most common payment methods are accepted at checkout. Customers who choose to pay via wire transfer (Wise) receive a 5% discount, which can be selected directly during the checkout process.

Specification

Overview
Total Carat52.98 ct / 1 pcs
Country of OriginNigeria
Region / MineIbadan–Oyo region
Saturation / ToneRich
ShadeViolet
ColorPink
TransperencyTransparent
Stone TypeType I
ClarityLC
Dimensions 1 (L/W/H)15 mm, 26.40 x 21.60 x 14
Untreated

No indication of artificial enhancement.

Read more about common gemstone treatments →
Refractive Index nω = 1.633–1.651 & nε = 1.615–1.630
Birefringence 0.018 – 0.021
Hardness (Mohs) 7.0 - 7.5
Gravity 3.00 - 3.10
Crystal System Trigonal
Chemical Formular Aluminium borosilicates – solid solution crystals with variable composition, Fe²⁺, Li)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄, Mn, Na(Mg