Seiko Cal. 4424 - 509

Seiko 4424-509

The 4424-509 is a sought-after Solar piece from Seiko's golden era. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-5a0ec74f2c4a]

Also known as: Sumo, Golden Tuna

Specifications

Movement
Solar
Case Material
Titanium
Case Width
35mm
Case Thickness
14.4mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Navy
Jewels
24j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1987

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