Seiko Cal. 4493 - 310

The 4493-310 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4493 caliber with 22j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-5ac37148d7f5]

Also known as: Turtle, Samurai

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1983

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