Seiko Cal. 5645 - 723

This Hand-Winding model from 1999 features a 41mm Stainless Steel case. With its 21mm lug width and 9.7mm profile, it sits comfortably on most wrists. [seikata-wm-ccb318aa0ae1]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1999

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