Seiko Cal. 4413 - 433

This Quartz model from 1977 features a 41mm Titanium case. Powered by the 4413 caliber with 34j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-9a525c0a21d4]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1977

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