Seiko Cal. 6215 - 637

Seiko 6215-637

The Seiko 6215-637 represents an important milestone in Seiko's 1970 lineup. Powered by the 6215 caliber with 29j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-7f3fa2007126]

Also known as: Sumo, Arnie

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
34mm
Case Thickness
15.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
60m
Dial Color
Burgundy
Jewels
29j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1970

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seikata-wm-7f3fa2007126