Seiko Cal. 0721 - 376

The Seiko 0721-376 represents an important milestone in Seiko's 1981 lineup. It features a Cream dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-b275fba0b99b]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1981

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