Seiko Cal. 7187 - 681

The Seiko 7187-681 represents an important milestone in Seiko's 1998 lineup. Powered by the 7187 caliber with 35j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-a561c2ab80ba]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1998

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