15.85 Ct Natural Ametrine - Ascher Cut Bolivian Bicolor Gemstone

Discover the distinctive beauty of this impressive 15.85-carat Ametrine from Bolivia, featuring an Ascher-style square cut and substantial dimensions of 15 × 15 × 11.1 mm. Ametrine is known for its naturally contrasting combination of amethyst and citrine color zones, giving the gemstone a distinctive bicolor appearance.

With its substantial 15.85-carat weight and square profile, this loose Ametrine offers a strong presence for custom jewelry designs and gemstone collections. The geometric appearance of the cut makes it an interesting choice for buyers looking for a gemstone with a structured, contemporary shape.

Sourced from Bolivia, this Ametrine is particularly suited to collectors and jewelry enthusiasts interested in distinctive bicolor quartz gemstones. Its combination of size, square shape, Bolivian origin, and contrasting color zones gives it a unique character.

Gemstone Specifications

• Gemstone: Ametrine
• Weight: 15.85 Carats
• Shape / Cut: Square / Ascher Cut
• Dimensions: 15 × 15 × 11.1 mm
• Color: Bicolor Amethyst & Citrine
• Origin: Bolivia
• Birth Month: February – November

Natural Bolivian Ametrine

Ametrine is a distinctive bicolor quartz gemstone known for displaying both purple amethyst and yellow-to-orange citrine color zones within the same stone. This natural color combination gives Ametrine its recognizable appearance and makes it an interesting choice for gemstone collectors.

This Bolivian Ametrine has a substantial 15.85-carat weight, providing a noticeable presence for jewelry and collection purposes. Its square profile further distinguishes it from more traditional oval, round, or cushion-cut gemstones.

Ascher Cut Ametrine with a Square Profile

The Ascher Cut is associated with a geometric square appearance and step-cut style. This type of cut can give a gemstone a structured and sophisticated look, making it an interesting option for contemporary jewelry designs.

With dimensions of 15 × 15 × 11.1 mm, this Ametrine has a substantial square profile that can work well as a center gemstone in a custom ring or pendant. The distinctive shape can also appeal to collectors who appreciate unusual gemstone cuts.

15.85 Carat Loose Ametrine for Custom Jewelry

At 15.85 carats, this loose Ametrine offers considerable size for a custom jewelry project. Its square shape provides designers with a defined outline around which a personalized setting can be created.

This gemstone can be considered for statement rings, pendants, custom jewelry, or simply as a distinctive addition to an Ametrine collection. Its Bolivian origin and bicolor amethyst-citrine character further add to its individuality.

Ametrine for Collectors

Collectors interested in natural bicolor gemstones may find Ametrine particularly appealing because of its combination of two quartz color varieties in one gemstone. This large 15.85-carat stone offers a substantial example for a gemstone collection.

Its combination of Bolivian origin, large carat weight, square/Ascher-style cut, and bicolor character makes it a distinctive loose gemstone for enthusiasts looking for something beyond conventional single-color stones.

February & November Birthstone Connection

The supplied product information lists February – November as the birth months for this gemstone. This makes the stone relevant for buyers looking for a personalized birthstone-related gemstone or gift.

For custom jewelry, its distinctive bicolor appearance can also provide a meaningful way to incorporate two contrasting gemstone colors into one design.

Why Choose This Bolivian Ametrine?

• Impressive 15.85-carat gemstone weight
• Distinctive bicolor Ametrine appearance
• Attractive combination of amethyst and citrine color zones
• Geometric Square / Ascher-style Cut
• Substantial 15 × 15 mm dimensions
• Sourced from Bolivia
• Suitable for custom jewelry and gemstone collections
• Interesting option for Ametrine collectors

Perfect For

This 15.85 Ct Bolivian Ametrine can be considered for:

• Custom statement rings
• Ametrine pendants
• Designer jewelry
• Personalized gemstone pieces
• February–November birthstone-related jewelry
• Loose gemstone collections
• Ametrine collectors

Explore Another Gemstone

You can also explore our 1.70 Ct Natural Blue Bicolor Tourmaline for another distinctive natural bicolor gemstone from our collection.

Please Note

Gemstone color may appear slightly different depending on lighting conditions and individual screen settings. A gemstone certificate can be provided upon request.