Seiko Cal. 0737 - 761

The Seiko 0737-761 represents an important milestone in Seiko's 1981 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-300f987ee5cd]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1981

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