Seiko Cal. 4489 - 166

Seiko 4489-166

The 4489-166 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-e7027e6c8a4e]

Also known as: Sumo, Bullhead

Specifications

Movement
Solar
Case Material
Titanium
Case Width
44mm
Case Thickness
13.7mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Black
Jewels
34j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1967

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