Seiko Cal. 7172 - 800

The Seiko 7172-800 represents an important milestone in Seiko's 1978 lineup. Powered by the 7172 caliber with 31j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-61505252ff2d]

Also known as: Bullhead, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1978

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