Seiko Cal. 4481 - 431

Seiko 4481-431

The 4481-431 is a sought-after Solar piece from Seiko's golden era. Powered by the 4481 caliber with 25j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-24f683be8dc8]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
44mm
Case Thickness
15.0mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
120m
Dial Color
Black
Jewels
25j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1980

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