Seiko Cal. 6635 - 683

Seiko 6635-683

The Seiko 6635-683 represents an important milestone in Seiko's 1985 lineup. Powered by the 6635 caliber with 34j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-ab4057a6000a]

Also known as: Rally, World Timer

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
34mm
Case Thickness
8.8mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
200m
Dial Color
White
Jewels
34j
Frequency
28,800 bph
Power Reserve
49 hours
Year
1985

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seikata-wm-ab4057a6000a