Seiko Cal. 4436 - 848

This Hand-Winding model from 1979 features a 40mm Gold-Plated case. Powered by the 4436 caliber with 32j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-26a82800ebab]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1979

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