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Showing articles for: "Jewelry"
563 articles found showing 431–440
Princess-Cut Diamonds: How Shape Ratios Change the Look — A Complete Buyer's and Seller's Guide
Discover how princess cut diamond length-to-width ratios affect shape, sparkle, proportions, and value. Learn how to compare square and rectangular diamonds and choose suitable settings with this prac...
Diamond Shape Ratios: Why Proportion Matters More Than You Think
Learn how diamond length-to-width ratios affect shape, size, beauty, pricing, and demand, with ideal ratio ranges for oval, pear, marquise, emerald, and cushion cuts.
Marquise Fancy-Color Diamonds: The Complete Guide to the Rarest, Most Elegant Diamonds on Earth
Discover the history, rarity, colors, grading, value, and market trends behind marquise fancy-color diamonds, from rare pink and blue stones to extraordinary red diamonds.
Pear-Shaped Fancy-Color Diamonds: The Complete Guide to Nature's Rarest Teardrops
Pear-shaped fancy-color diamonds combine elegant geometry with rare natural color. Discover their grading, rarity, symmetry, bow-tie effect, value, certification, and buying considerations.
Ruby Value: Why Color Makes Such a Big Difference
Explore what determines ruby value, from color and clarity to cut, carat weight, treatment, and origin. Learn how these factors influence ruby prices and buying decisions.
Global Diamond Market 2026: Demand Improves Across Key Markets as Supply Tightens and Prices Recover
Explore the global diamond market recovery in 2026, including natural diamond prices, supply cuts, regional demand, lab-grown competition, fancy shape trends, and the industry's future outlook.
The Natural Gemstone Spectrum: A World of Color
Discover the science behind natural gemstone colors, from ruby and sapphire to emerald, tourmaline, citrine, and amethyst. Learn how chemical elements, treatments, rarity, and quality affect gemstone...
Diamond Fluorescence: The Complete Scientific Guide to Understanding Diamond Glow Under UV Light
Discover the science behind diamond fluorescence, the defect centers that create blue, green, orange and red glow, how fluorescence affects value, and its role in diamond identification.
Ruby by Origin: How Location Can Shape a Ruby’s Beauty
Discover how ruby origin affects color, clarity, fluorescence, inclusions, and value. Compare rubies from Myanmar, Mozambique, Sri Lanka, Vietnam, and Tanzania.
Why Are Some Gemstones Green? The Complete Scientific Guide
Discover what gives green gemstones their stunning color. Learn how chromium, iron, vanadium, and natural radiation create the vibrant hues of emeralds, peridot, green diamonds, tsavorite, demantoid g...