Seiko Cal. 4420 - 405

Seiko 4420-405

The Seiko 4420-405 represents an important milestone in Seiko's 1965 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d325a4cf2076]

Also known as: Tuna, Goldfeather

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
13.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
White
Jewels
26j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1965

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