Updated as of June 2026
How to clean and care for Black Diamond
Extremely hard. Clean with warm soapy water and a soft brush. Ultrasonic cleaners are generally safe for natural stones.
Step by step
- Fill a bowl with warm water and a few drops of mild dish soap.
- Soak the piece briefly, then gently brush with a soft toothbrush. Reach behind the stone where buildup hides.
- Rinse in clean water (keep a strainer over the drain) and pat dry with a lint-free cloth.
- Store in a soft pouch away from harder gems that could scratch it.
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Frequently asked questions
How do you clean Black Diamond?
Extremely hard. Clean with warm soapy water and a soft brush. Ultrasonic cleaners are generally safe for natural stones.
Can you use an ultrasonic cleaner on Black Diamond?
Yes, Black Diamond is hard and stable enough that ultrasonic cleaners are generally safe for untreated stones.
Does Black Diamond scratch easily?
Black Diamond rates 10 on the Mohs scale. That is hard and resists everyday scratches well.