Seiko Cal. 7166 - 300

The 7166-300 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7166 caliber with 32j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-8df54524e906]

Also known as: Sumo, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1966

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