Seiko Cal. 6378 - 490

Seiko 6378-490

This Automatic model from 1973 features a 44mm Stainless Steel case. The Coin-Edge bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-90f364df7913]

Also known as: World Timer, Arnie

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
12.1mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
White
Jewels
27j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1973

Related Models

seikata-wm-90f364df7913