Seiko Cal. 6237 - 153

This Spring Drive model from 1969 features a 46mm Titanium case. Powered by the 6237 caliber with 33j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-11801445fc0a]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1969

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