Seiko Cal. 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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