Seiko Cal. 4443 - 381

Seiko 4443-381

The 4443-381 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-6a71dc11980c]

Also known as: Sumo

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
11.6mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
Champagne
Jewels
30j
Frequency
28,800 bph
Power Reserve
38 hours
Year
1981

Related Models

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