Seiko Cal. 6238 - 441

This Hand-Winding model from 1977 features a 36mm PVD Black case. Powered by the 6238 caliber with 19j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-bc41a1c5c509]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1977

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