Seiko Cal. 4429 - 928

Seiko 4429-928

The 4429-928 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f6130ebf9f6c]

Also known as: Helmet, UFO

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
40mm
Case Thickness
14.7mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
White
Jewels
20j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1969

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