Seiko Cal. 4555 - 255

The 4555-255 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4555 caliber with 21j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-b5f2dd25338c]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1974

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