Seiko Cal. 0774 - 603

This Spring Drive model from 1969 features a 40mm Stainless Steel case. Powered by the 0774 caliber with 31j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-c59cef33a2a8]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1969

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