Seiko Cal. 4477 - 691

This Hand-Winding model from 1972 features a 43mm Titanium case. Powered by the 4477 caliber with 34j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-bda1da1b5cc4]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1972

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