Seiko Cal. 4550 - 360

The Seiko 4550-360 represents an important milestone in Seiko's 1991 lineup. Powered by the 4550 caliber with 19j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-dc3ff36a357b]

Also known as: Tuna, Panda

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1991

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