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    Loose 2.5 carat Gemstones

    Two-and-half carat gemstones bridge the gap between statement pieces and true collector specimens, offering magnificent presence. Our bespoke collection features remarkable 2.5 ct treasures – each stone hand-selected for its exceptional clarity, perfect color saturation, and distinctive character that provides both impressive aesthetic impact and significant value appreciation potential for discerning connoisseurs.

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    popular category imageRuby popular category imageAquamarine popular category imageSapphire popular category imageEmerald popular category imageMorganite popular category imageGarnet popular category imageDemantoid popular category imageSpinel popular category imageTanzanite popular category imageTopaz popular category imageParaiba popular category imageTourmaline popular category imageTsavorite popular category imageAmethyst
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    Diamond shape refers to the overall outline and facets of a diamond. It’s a crucial factor that affects a diamond’s brilliance, fire, and scintillation – its ability to reflect light and sparkle.

    LEARN MORE ABOUT Shape
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    Carat weight

    Carat weight

    Diamond weight, also known as carat weight, is a measure of a diamond’s mass. It’s one of the four Cs (carat, cut, clarity, and color) that determine a diamond’s value and price.

    LEARN MORE ABOUT Carat weight
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    2.30 Ct Vivid Green Oval Tsavorite Garnet

    2.30 Ct Vivid Green Oval Tsavorite Garnet

    8,050.00$
    2.75 Ct Intense Green Octagonal Colombian Emerald No Oil

    2.75 Ct Intense Green Octagonal Colombian Emerald No Oil

    29,900.00$
    2.45 carat Blue Cushion Shape Sri Lanka Sapphire

    2.45 Blue Cushion Shape Sri Lanka Sapphire

    2,450.00$
    2.62 carat Vivid Violet Oval Shape Sri Lanka Sapphire

    2.62 Vivid Violet Oval Shape Sri Lanka Sapphire

    2,882.00$
    2.49 carat Cushion Shape Spinel

    2.49 Cushion Shape Spinel

    750.00$
    2.61 carat Sri Lanka Light Yellow Sapphire Cushion Shape

    2.61 Sri Lanka Light Yellow Sapphire Cushion Shape

    1,100.00$
    2.38 carat Zambia Green Emerald Octagon Shape GRS

    2.38 Zambia Green Emerald Octagon Shape GRS

    14,280.00$
    2.64 carat Pear Shape Intense Orange Red Ruby CGL

    2.64 Pear Shape Intense Orange Red Ruby CGL

    18,743.00$
    2.56 carat Intense Green Emerald Shape Emerald

    2.56 Intense Green Emerald Shape Emerald

    6,200.00$
    2.43 carat Pear Shape Deep Blue Sapphire

    2.43 Pear Shape Deep Blue Sapphire

    1,300.00$
    2.60 carat Oval Shape Thailand Ruby CGL

    2.60 Oval Shape Thailand Ruby CGL

    10,800.00$
    2.34 carat Oval Shape Burmese Ruby CGL

    2.34 Oval Shape Burmese Ruby CGL

    15,900.00$
    2.37 carat Pear Shape Sri Lankan Orange Sapphire

    2.37 Pear Shape Sri Lankan Orange Sapphire

    2,100.00$
    2.36 carat Cushion Shape Royal Blue Sapphire EGL

    2.36 Cushion Shape Royal Blue Sapphire EGL

    2,900.00$
    2.89 carat Blue Sapphire Cushion Shape

    2.89 Blue Sapphire Cushion Shape

    Item Upon Request
    2.66 carat Cushion Shape Blue Sapphire GRS

    2.66 Cushion Shape Blue Sapphire GRS

    Item Upon Request
    2.67 carat Round Shape Demantoid

    2.67 Round Shape Demantoid

    Item Upon Request
    2.81 carat Marquise Shape Deep Blue Sapphire ALGT

    2.81 Marquise Shape Deep Blue Sapphire ALGT

    Item Upon Request
    2.35 carat Round Shape Australian Deep Blue Sapphire

    2.35 Round Shape Australian Deep Blue Sapphire

    Item Upon Request
    2.44 carat Round Shape Deep Blue Sapphire ALGT

    2.44 Round Shape Deep Blue Sapphire ALGT

    Item Upon Request
    2.74 carat Octagonal Shape Vivid Green Colombian Emerald GRS

    2.74 Octagonal Shape Vivid Green Colombian Emerald GRS

    Item Upon Request

    FREQUENTLY ASKED QUESTIONS

    Why are 2.5 carat gemstones considered true collector stones?

    At 2.5 carats, gemstones enter the truly exceptional category – sizes rarely encountered outside important collections or museum exhibits. Their remarkable presence creates undeniable impact, establishing them as significant assets rather than merely beautiful adornments. Natural precious stones of fine quality at this impressive size represent serious investments, combining extraordinary aesthetic presence with genuine rarity that ensures their desirability among sophisticated collectors worldwide.

    How does the market for 2.5 carat gemstones differ from smaller sizes?

    Gemstones above two carats transition from commodity pricing to individual valuation, with each stone’s unique characteristics significantly impacting its worth. This size category typically involves direct negotiation rather than standard pricing, with GIA certification becoming absolutely fundamental to establishing value. For conflict-free, natural colored stones of exceptional quality, this size represents the threshold where international auction houses become potential sales venues, connecting these remarkable gems with appropriate collectors.

    What special considerations apply when purchasing 2.5 carat gemstones?

    Origin becomes increasingly critical at this size, with stones from premium sources commanding extraordinary premiums over comparable material from less prestigious locations. Treatment status dramatically impacts value, with natural, untreated specimens worth multiples of enhanced stones of similar appearance. For investment-grade precious stones in this significant size category, working with specialized dealers having direct mining connections often provides access to the finest specimens before they reach broader markets, ensuring optimal quality and value.

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    More about Loose Gemstones

    Gemstone Quality Assessment and Authentication

    Natural gemstones derive their value from rarity, origin location, and treatment history, making professional evaluation essential for informed purchasing decisions. Precious stones from legendary sources like Kashmir sapphires or Burmese rubies command premium prices due to exceptional color saturation and clarity characteristics. Certified documentation provides authentication of natural origin and conflict-free sourcing, while gemological assessment examines inclusion patterns and optical phenomena that determine market worth.

    Read more +

    Benefits of Purchasing Loose Precious Stones

    The loose gemstones market offers collectors direct access to investment-grade specimens without the markup associated with finished jewelry. Hand-selected stones provide superior cost-per-carat value compared to traditional retail channels, allowing buyers to examine color distribution and clarity grades before custom jewelry creation. Professional cutting and artisan craftsmanship enhance natural beauty, particularly in premium collections where each loose gem receives individual attention for optimal brilliance.

    Reuven Veksler’s Premium Natural Gems Collection

    Our curated selection of loose precious stones represents museum-quality specimens sourced through sustainable practices and verified provenance from our Antwerp operations since 1974. Each natural gemstone undergoes rigorous evaluation by certified experts, ensuring collector-grade quality with traceable origins and lifetime warranty protection. From vivid sapphires to pure emeralds, our conflict-free collection offers authentic value for buyers seeking exceptional stones with superior optical characteristics and documented investment potential.

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    Frequently Asked questions

    What makes loose gemstones a better choice than pre-set stones? 

    Purchasing loose gemstones offers superior flexibility and value compared to pre-set jewelry. You can examine the stone’s natural characteristics, clarity, and color saturation without interference from settings, ensuring you’re buying genuine, high-quality specimens. Loose precious stones also allow for custom jewelry creation, where you control both the gemstone selection and design process, often resulting in better cost per carat value.

    How do you determine the worth of colored gemstones? 

    The value of colored precious stones depends on rarity, origin, natural color intensity, and clarity grade. Pure, untreated specimens from legendary sources like Burma rubies or Kashmir sapphires command premium prices due to their aesthetic appeal and investment potential. GIA certified gemstones provide documented authenticity, helping buyers understand the real market worth of their purchase.

    Are natural gemstones conflict-free and ethically sourced? 

    Our natural gemstone collection consists entirely of conflict-free specimens sourced through established networks with documented origins. Each precious stone comes with clear provenance information, ensuring ethical mining practices and responsible sourcing. This commitment to conflict-free sourcing protects both the buyer’s investment and supports sustainable gemstone trade practices.

    What's the difference between precious and semi-precious gemstones? 

    Precious stones include diamonds, rubies, sapphires, and emeralds – the traditional “big four” known for their rarity, durability, and high value. Semi-precious rocks encompass all other natural gemstones like tanzanite, garnet, or amethyst, which can still be quite rare and valuable depending on quality and origin. Both categories offer genuine beauty and investment potential when purchasing high-quality, certified specimens.

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