Seiko Cal. 6378 - 311

This Hand-Winding model from 1998 features a 42mm Titanium case. Powered by the 6378 caliber with 19j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-5b24143aed09]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1998

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