Seiko Cal. 4497 - 821

The 4497-821 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4497 caliber with 31j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-a053ffc84c7a]

Also known as: Samurai, Panda

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1975

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