Seiko Cal. 6353 - 640

Seiko 6353-640

This Spring Drive model from 1965 features a 35mm Titanium case. Powered by the 6353 caliber with 24j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-f4b40f16866f]

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
35mm
Case Thickness
14.6mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Navy
Jewels
24j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1965

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