Seiko Cal. 4420 - 684

Seiko 4420-684

The 4420-684 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-6731e98328e9]

Also known as: Bullhead, Silverwave

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
45mm
Case Thickness
8.0mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
130m
Dial Color
Green
Jewels
22j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1967

Related Models

seikata-wm-6731e98328e9