Seiko Cal. 7090 - 641

Seiko 7090-641

This Hand-Winding model from 1984 features a 44mm Two-Tone case. Powered by the 7090 caliber with 22j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-0b8b9c7a08ba]

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
44mm
Case Thickness
13.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Black
Jewels
22j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1984

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