Seiko Cal. 4552 - 554

The 4552-554 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4552 caliber with 24j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-93ef7724ee3b]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1991

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