Seiko Cal. 5612 - 438

The 5612-438 is a sought-after Solar piece from Seiko's golden era. Powered by the 5612 caliber with 17j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-171f6e31093a]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1966

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