Seiko Cal. 4426 - 381

Seiko 4426-381

The 4426-381 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4426 caliber with 33j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-8bb4c0b83a20]

Also known as: Tuna, Arnie

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
37mm
Case Thickness
9.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Green
Jewels
33j
Frequency
28,800 bph
Power Reserve
57 hours
Year
1976

Related Models

seikata-wm-8bb4c0b83a20