Seiko Cal. 7113 - 644

Seiko 7113-644

The Seiko 7113-644 represents an important milestone in Seiko's 1988 lineup. Powered by the 7113 caliber with 22j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-b0e4ddaa0d6e]

Also known as: Monster, UFO

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
11.2mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
70m
Dial Color
Champagne
Jewels
22j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1988

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