Seiko Cal. 4555 - 678

The 4555-678 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4555 caliber with 28j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-c1f5c51eac55]

Also known as: World Timer, Crown

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1974

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