Seiko Cal. 4555 - 784

The Seiko 4555-784 represents an important milestone in Seiko's 1965 lineup. Powered by the 4555 caliber with 31j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-fb369bb7e69f]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1965

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