Seiko Cal. 4423 - 698

The 4423-698 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-a771220d9989]

Also known as: UFO, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1966

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