Seiko Cal. 6378 - 117

This Spring Drive model from 1996 features a 36mm Titanium case. Powered by the 6378 caliber with 33j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-7076f5e2fb1e]

Also known as: Monster, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1996

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