Seiko Cal. 6378 - 115

This Hand-Winding model from 1998 features a 44mm Gold-Plated case. With its 18mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-391e3c5a6a22]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1998

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