Seiko Cal. 4423 - 607

Seiko 4423-607

The 4423-607 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4423 caliber with 25j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-880c0c9c40bc]

Also known as: Navigator

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
13.9mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
130m
Dial Color
White
Jewels
25j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1995

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seikata-wm-880c0c9c40bc