Rubies from Burma (Myanmar – Mogok)
Rubies from the Mogok region are globally considered the ultimate benchmark of quality. The soil’s geological composition grants these rubies a deep, pure red color, known as pigeon blood, featuring exceptional saturation and natural brilliance.

Gemological Characteristics:

• Color: Intense red with a slight bluish tint.

• Clarity: Typically with natural inclusions, which are acceptable and identifiable.

• Hardness: 9 on the Mohs scale.

• Phenomena: Strong fluorescence under UV light.

At ANWEVA, we offer rubies with no or minimal thermal treatment, featuring documented origin, suitable for high-value jewelry as well as investment-oriented collections.

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Colombian Emeralds (Muzo, Chivor, Coscuez)
Colombian emeralds are distinguished by their vivid, pure green color, a result of the unique presence of chromium and vanadium in their composition. The Muzo and Chivor regions are historically considered among the most significant sources of emeralds in the world.

Gemological Characteristics:

• Color: Deep green with high saturation.

• Inclusions: Characteristic “jardin” (garden), a natural hallmark of authenticity.

• Hardness: 7.5 – 8 on the Mohs scale.

• Treatments: Typically oils or resins, fully disclosed and regulated.

ANWEVA selects emeralds with a fine balance between clarity and color, ideal for high-aesthetic jewelry and collector-grade acquisitions.

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Pink Spinel from Sri Lanka (Ceylon)
Natural pink spinel is one of the most undervalued yet gemologically remarkable gemstones. Specimens from Sri Lanka exhibit exceptional brilliance and color stability, without the need for treatments.

Gemological Characteristics:

• Color: Pink to fuchsia, with high transparency.

• Clarity: Frequently eye-clean.

• Hardness: 8 on the Mohs scale.

• Treatments: Typically none (unheated/untreated).

At ANWEVA, we offer spinels tailored to goldsmiths seeking alternative high-durability precious materials, and to collectors who appreciate rarity.

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Paraíba Tourmaline from Brazil
Authentic Paraíba tourmaline from Brazil represents the ultimate example of rarity in modern gemology. The presence of copper creates a unique neon blue-green color that is found in no other gemstone.

Gemological Characteristics:

• Color: Intense turquoise to neon green-blue.

• Clarity: Typically with minor inclusions.

• Hardness: 7 – 7.5 on the Mohs scale.

• Rarity: Extremely limited production.

ANWEVA offers Paraíba tourmalines strictly certified as being of Brazilian origin, ideal for one of a kind jewelry and investment portfolios.

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Alexandrites from Russia (Ural Mountains)
Russian alexandrites are considered the most sought-after due to their intense and distinct color change. The transition from green/blue in daylight to red/purple under incandescent light is a rare and spectacular phenomenon.

Gemological Characteristics:

• Phenomenon: Color change >80%.

• Daylight Color: Green to bluish green.

• Incandescent Light Color: Red to purplish red.

• Hardness: 8.5 on the Mohs scale.

At ANWEVA, we select alexandrites with high-contrast color shifts and proven origin, suitable for premier collections.

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The Sunset Captured in Stone: The Padparadscha Sapphire
In the world of exceptional gemstones, few can compare to the rarity and allure of the Padparadscha sapphire. As we advance toward 2026, the Padparadscha remains the most sought-after and enigmatic variety of corundum—a jewel that embodies the absolute harmony between pink and orange.

Its name originates from the Sinhalese word for the lotus blossom and accurately describes the visual experience it offers: a soft, luminous hue reminiscent of a tropical sunset, suspended between warmth and romantic elegance.

A Color Without Room for Deviation
Unlike classic blue sapphires, the Padparadscha is defined exclusively by absolute balance. The stone must be positioned precisely on the color boundary between pink and orange. Even the slightest dominance of one shade transforms the gem into a simple pink or orange sapphire, stripping it of the Padparadscha title.
The ideal color expression is often described as a salmon glow—luminous, soft, and simultaneously extremely rare. Top specimens feature a light to medium tone and pure saturation, without brownish or dull overtones that reduce the stone's vitality and value.

Sunrise and Sunset: The Poetry of Color
In the international trade world, the Padparadscha acquires poetic designations that capture its subtle color differentiation:

• Sunrise Padparadscha: Stones with a slightly more intense pink presence, romantic and ethereal.

• Sunset Padparadscha: Stones with a more apparent orange glow, warm and magnetic.

Both versions are considered exceptionally valuable, provided the harmony that defines the stone's identity is maintained.

The Chemistry of Rarity
The unique color of the Padparadscha is due to the rare coexistence of trace elements: chromium imparts the pink hues, while iron or specific color centers are responsible for the orange light. This natural interplay rarely occurs in nature, a fact that makes every authentic Padparadscha a true collector’s item.

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Origins with a Signature

• Sri Lanka (Ceylon): The historical birthplace of the Padparadscha. Sapphires from this region are renowned for their soft, pastel, and perfectly balanced hues.

• Madagascar: A significant modern source, offering stones with intense character and increased pink saturation, which require careful color stability evaluation.

• Tanzania: Produces Padparadscha with more vivid, "earthy" orange-pink tones, ideal for bold, contemporary jewelry.

A Gemstone for Connoisseurs
The Padparadscha is not just a sapphire. It is a statement of rarity, aesthetics, and knowledge. A gemstone tailored for collectors and high-end jewelry designers who seek something truly unique a stone that captures the daylight at the very moment it turns into night.

At ANWEVA, every gemstone is the result of knowledge, experience, and respect for the art of gemology.

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A Portfolio for Professionals !!!
The philosophy of ANWEVA is built on gemological transparency, proper documentation, and long-term value. Our gemstones are tailored for:

• Gemologists who demand precise data and authenticity.

• Goldsmiths who create high-end (haute joaillerie) jewelry.

• Gemstone Collectors with a focus on rarity and investment potential.

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