Seiko Cal. 7178 - 689

This Spring Drive model from 1997 features a 35mm Gold-Plated case. Powered by the 7178 caliber with 20j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-555697ce5030]

Also known as: Samurai, Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1997

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