Seiko Cal. 7181 - 791

The 7181-791 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-b68d80aa86d1]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1966

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