Seiko Cal. 6635 - 504

Seiko 6635-504

The Seiko 6635-504 represents an important milestone in Seiko's 1986 lineup. Powered by the 6635 caliber with 32j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-01714b77ca97]

Also known as: Turtle, Sumo

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
36mm
Case Thickness
8.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
190m
Dial Color
Black
Jewels
32j
Frequency
36,000 bph
Power Reserve
49 hours
Year
1986

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seikata-wm-01714b77ca97