Seiko Cal. 6380 - 220

This Solar model from 1971 features a 41mm PVD Black case. Powered by the 6380 caliber with 29j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-437891fe8925]

Also known as: Sumo, Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

White

Jewels

29j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1971

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