Seiko Cal. 5261 - 523

This Hand-Winding model from 1971 features a 43mm Two-Tone case. Powered by the 5261 caliber with 21j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-b6ec192b1d8b]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1971

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