Seiko Cal. 6693 - 139

Seiko 6693-139

This Hand-Winding model from 1967 features a 38mm PVD Black case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-643d990ec6a4]

Also known as: Helmet, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
38mm
Case Thickness
8.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
60m
Dial Color
Silver
Jewels
31j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1967

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seikata-wm-643d990ec6a4