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4.54 Ct Natural Aquamarine — Sri Lanka Parcel, 12 Pieces, Square/rectangular step cut, Sri Lanka

This 4.54-carat parcel contains 12 natural Sri Lankan aquamarines in square and rectangular step cuts. The structured profiles work well for geometric settings, coordinated jewelry, and modern collection designs. Sourced from Sri Lanka, a historic source of colored gemstones, this natural aquamarine is suitable for professional gem sourcing and custom jewelry development.

About Aquamarine: From a gemological perspective, aquamarine is the blue to greenish-blue variety of beryl, with the chemical formula Be₃Al₂Si₆O₁₈. It has a Mohs hardness of 7.5–8.0, a specific gravity of about 2.72, and a refractive index of approximately 1.577–1.583. Its vitreous luster and typically good transparency can give well-cut stones a clean, bright appearance. These properties make aquamarine a versatile gemstone for many types of jewelry.

• Type: Natural Aquamarine

• Total Weight: 4.54 Cts.

• Quantity: 12 pieces

• Color: Blue to greenish-blue

• Shape/Cut: Square/rectangular step cut

• Measurements: Not provided in the listing

• Origin: Sri Lanka

• Mineral: Beryl

• Mohs Hardness: 7.5–8.0


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This 4.54-carat parcel contains 12 natural Sri Lankan aquamarines in square and rectangular step cuts. The structured profiles work well for geometric settings, coordinated jewelry, and modern collection designs. Sourced from Sri Lanka, a historic source of colored gemstones, this natural aquamarine is suitable for professional gem sourcing and custom jewelry development.

About Aquamarine: From a gemological perspective, aquamarine is the blue to greenish-blue variety of beryl, with the chemical formula Be₃Al₂Si₆O₁₈. It has a Mohs hardness of 7.5–8.0, a specific gravity of about 2.72, and a refractive index of approximately 1.577–1.583. Its vitreous luster and typically good transparency can give well-cut stones a clean, bright appearance. These properties make aquamarine a versatile gemstone for many types of jewelry.

• Type: Natural Aquamarine

• Total Weight: 4.54 Cts.

• Quantity: 12 pieces

• Color: Blue to greenish-blue

• Shape/Cut: Square/rectangular step cut

• Measurements: Not provided in the listing

• Origin: Sri Lanka

• Mineral: Beryl

• Mohs Hardness: 7.5–8.0