Seiko Cal. 6628 - 139

This Hand-Winding model from 1969 features a 40mm Gold-Plated case. With its 19mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-39b6865c249d]

Also known as: Bellmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1969

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