Seiko Cal. 6633 - 274

This Hand-Winding model from 1975 features a 38mm PVD Black case. Powered by the 6633 caliber with 21j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-cfed9bd969cb]

Also known as: Shogun, Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1975

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