Seiko Cal. 0777 - 913

The Seiko 0777-913 represents an important milestone in Seiko's 1970 lineup. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-d9be90ba8579]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1970

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