Seiko Cal. 6647 - 820

Seiko 6647-820

This Automatic model from 1971 features a 46mm Two-Tone case. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-26d44930ccc7]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
46mm
Case Thickness
12.2mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
200m
Dial Color
White
Jewels
33j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1971

Related Models

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