Seiko Cal. 5261 - 497

This Automatic model from 1979 features a 42mm Titanium case. Powered by the 5261 caliber with 24j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-ab51daf7ca15]

Also known as: Monster, Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1979

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