Seiko Cal. 5612 - 438

Seiko 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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