Seiko Cal. 4431 - 144

Seiko 4431-144

The 4431-144 is a sought-after Solar piece from Seiko's golden era. Powered by the 4431 caliber with 24j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-c319adc029e3]

Also known as: Tuna, Silverwave

Specifications

Movement
Solar
Case Material
Titanium
Case Width
41mm
Case Thickness
8.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Burgundy
Jewels
24j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1998

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seikata-wm-c319adc029e3