Seiko Cal. 4462 - 433

This Hand-Winding model from 1965 features a 46mm Hardlex-Coated Steel case. Powered by the 4462 caliber with 36j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-ac69be11a4b6]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1965

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