Seiko Cal. 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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