Seiko Cal. 4422 - 310

Seiko 4422-310

The 4422-310 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-ee4b74962f3f]

Also known as: Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
9.4mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Black
Jewels
28j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1998

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