Seiko Cal. 4447 - 300

The 4447-300 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-37f7faed13c5]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1972

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