Yes. Moissanite is a lab-created gemstone made of silicon carbide. It's not a diamond simulant made of glass or cubic zirconia, it's its own mineral, grown in a lab because natural moissanite is almost never found in large enough pieces to cut.

Yes. Most diamond testers read thermal conductivity, and moissanite conducts heat close enough to a diamond that it passes on nearly every standard tester.

925 Sterling Silver is nickel-free and generally well tolerated by sensitive skin. If you have a known metal allergy, it's always worth checking the specific alloy with us before buying, but sterling silver is one of the more skin-friendly options compared to lower-purity base metals.

Keep it dry, store it in a soft pouch or box away from other jewelry so it doesn't scratch, and avoid direct contact with perfume, lotion, and chlorine. A soft polishing cloth is enough for regular upkeep, no harsh chemical cleaners needed.