Seiko Cal. 7031 - 642

The Seiko 7031-642 represents an important milestone in Seiko's 1993 lineup. Powered by the 7031 caliber with 28j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-e70a68471a25]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1993

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