Seiko Cal. 7165 - 637

This Spring Drive model from 1977 features a 44mm Two-Tone case. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-d7315f90af23]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1977

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