Seiko Cal. 7137 - 685

This Spring Drive model from 1975 features a 45mm Titanium case. It features a Silver dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-2306311c5b0f]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1975

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