Seiko Cal. 4560 - 176

This Spring Drive model from 1991 features a 41mm Stainless Steel case. Powered by the 4560 caliber with 36j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-f33977e2fdd3]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1991

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