👉The separation of gemstones by millimeter (mm) sizes is generally referred to as sizing or grading by size. 👉This process involves sorting gemstones based on their diameter, which is measured in millimeters. 👉It’s a crucial step in gemstone evaluation and pricing, as larger stones often command higher prices due to their rarity and visual impact. . . . #Crystals #Gems #Gemstones #NaturalGems #NaturalGemstones #Gemologist #Gemology #Lapidary #GemstonesJewelry #GemstonesCrystals #GemstonesShop