Seiko Cal. 4538 - 801

Seiko 4538-801

The Seiko 4538-801 represents an important milestone in Seiko's 1970 lineup. Powered by the 4538 caliber with 23j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-ce6fad2cb5a7]

Also known as: Rally, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
9.9mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
160m
Dial Color
Champagne
Jewels
23j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1970

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