Seiko Cal. 6640 - 848

Seiko 6640-848

This Automatic model from 1987 features a 45mm PVD Black case. Powered by the 6640 caliber with 34j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-8d13e88a385b]

Also known as: Pogue, Goldfeather

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
45mm
Case Thickness
14.3mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Burgundy
Jewels
34j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1987

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