Seiko Cal. 5640 - 822

Seiko 5640-822

This Spring Drive model from 1987 features a 45mm Stainless Steel case. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-4d9b9d97c523]

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
14.0mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
90m
Dial Color
Champagne
Jewels
33j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1987

Related Models

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