What Are the Best Gemstones? Gemstones have fascinated humans for centuries, admired for their beauty, symbolism, and rarity. But when it comes to choosing the best gemstones, it all depends on what you value most — durability, color, uniqueness, or meaning. Here’s a quick guide to some of the most prized gems in the world. 1. Diamond – The Timeless Favorite Diamonds are renowned for their brilliance and unmatched hardness (10/10 on the Mohs scale). Traditionally associated with love and eternity, they’re the go-to choice for engagement rings. Fancy colored diamonds — like pink and blue — are even rarer and more valuable. 2. Ruby – The King of Gems Rubies symbolize passion and vitality. With their rich red hue and strong durability (9/10), they’ve long been favored by royalty. High-quality rubies, especially from Myanmar, are incredibly rare and valuable. 3. Sapphire – Not Just Blue Best known for its deep blue variety, sapphire also comes in pink, yellow, and green. It scores 9