Colorless Certified Round Diamond Stud Earring in 18K White Gold, .30 ct. tw.

A faceted, cushion-cut gem adds timeless style to gleaming sterling silver. By Judith Ripka.

Quartz movement

Case diameter: 42 mm

Stainless steel case

Scratch resistant mineral

Water-resistant to 100 m (330 feet)

Shake your thing to over 25 dance-flavored songs, from classic Nintendo themes to familiar favorites

Five difficulty levels -- dancers of all abilities will be able to get into the groove

Grab a friend and throw your own dance party -- see who's got the best moves

Have fun while getting in shape! The special Workout feature tracks the calories burned while playing