Seiko Cal. 6363 - 646

Seiko 6363-646

This Automatic model from 1975 features a 34mm Two-Tone case. Powered by the 6363 caliber with 20j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-8dc5e039b6c4]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
34mm
Case Thickness
12.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
180m
Dial Color
White
Jewels
20j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1975

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