: Significantly heavier than diamond, with a specific gravity of 5.6 to 6.0 (roughly 1.7 times that of diamond). 2. Grading and Quality Standards
CZ is typically graded on an scale based on its cut, clarity, and color: CZ JEWELRY GEMSTONE
: Rated at 0.058 to 0.066 , which actually exceeds diamond (0.044). This results in a "rainbow effect" of colorful flashes when exposed to light. : Significantly heavier than diamond, with a specific
: Ranks 8.0 to 8.5 on the Mohs scale, making it harder than most semi-precious gems and durable enough for everyday wear. : Significantly heavier than diamond
High-quality CZ is engineered for maximum light performance and durability: