Seiko Cal. 4478 - 552

The 4478-552 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4478 caliber with 21j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-de9db2dcce82]

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1986

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