Seiko Cal. 7187 - 105

The 7187-105 is a sought-after Automatic piece from Seiko's golden era. With its 18mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-db21208daf69]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1988

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