Seiko Essentials Collection SSB321 5 mm a curved sapphire crystal with

a curved sapphire crystal with anti-reflective coating on the inner surface

offers a view of the 24-jewel movement

Framed by a blue bezel with rose gold accents

Bidirectionally rotating bezel with red reference marker

including a 24-hour indicator

Seiko Essentials Collection SSB321 5 mm a curved sapphire crystal withFrom the Mens Essential Collection. A perfect blend of precision and design, this rugged quartz chronograph is crafted of stainless steel, with secure screwdown caseback and blue ion finish tachymeter bezel. The blue patterned dial, with yellow accents, features three subdials, a date calendar, and LumiBrite hands. Chronograph timing provides measurement of up to 12 hours of elapsed time in 1 5 second increments. 10 bar, 100M Water Resistant