Seiko Cal. 6647 - 423

Seiko 6647-423

This Hand-Winding model from 1973 features a 41mm Two-Tone case. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e982aaf3891a]

Also known as: Silverwave, Sea Horse

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
41mm
Case Thickness
11.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
180m
Dial Color
Cream
Jewels
31j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1973

Related Models

seikata-wm-e982aaf3891a