Seiko Cal. 4427 - 335

Seiko 4427-335

The 4427-335 is a sought-after Quartz piece from Seiko's golden era. With its 20mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-4ff9a044826c]

Also known as: Helmet, Baby Tuna

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
36mm
Case Thickness
12.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Navy
Jewels
30j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1973

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