Seiko Cal. 4593 - 668

The 4593-668 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4593 caliber with 22j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-f8b70386b896]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1995

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