Seiko Cal. 5640 - 873

Seiko 5640-873

This Quartz model from 1993 features a 44mm Stainless Steel case. With its 22mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-ac52a4e97fba]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
11.8mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
30m
Dial Color
White
Jewels
33j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1993

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