Seiko Cal. 6640 - 801

Seiko 6640-801

This Automatic model from 1995 features a 37mm Stainless Steel case. Powered by the 6640 caliber with 28j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-4a30c9c2cf43]

Also known as: Pogue

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
13.6mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Black
Jewels
28j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1995

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