Seiko Cal. 5623 - 272

The 5623-272 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5623 caliber with 30j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-81c705894426]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1967

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