Seiko Cal. 4425 - 288

The 4425-288 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-d220d6281c9a]

Also known as: Tuna, UFO

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1974

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