Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Crystal Gem Corporation ← View details 2959 Crooks Road # 3, Troy, MI 48084 +1 248-649-2580