Seiko Cal. 5640 - 741

This Hand-Winding model from 1992 features a 45mm Stainless Steel case. Powered by the 5640 caliber with 33j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-3817608d78bc]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1992

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