Seiko Cal. 7177 - 915

The 7177-915 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-ae4ea23b60a4]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1975

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