Seiko Cal. 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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