Seiko Cal. 4427 - 109

Seiko 4427-109

The 4427-109 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-ffa5639c0723]

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
45mm
Case Thickness
9.7mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
80m
Dial Color
Burgundy
Jewels
31j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1970

Related Models

seikata-wm-ffa5639c0723