Seiko Cal. 7187 - 541

The Seiko 7187-541 represents an important milestone in Seiko's 1971 lineup. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-d7f17a6bb5ac]

Also known as: Samurai, Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1971

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