Seiko Cal. 4427 - 153

Seiko 4427-153

The 4427-153 is a sought-after Solar piece from Seiko's golden era. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-65d96cfb247a]

Also known as: Bullhead

Specifications

Movement
Solar
Case Material
Titanium
Case Width
46mm
Case Thickness
12.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Green
Jewels
19j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1968

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