Seiko Cal. 4481 - 305

The 4481-305 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-12728b1c602e]

Also known as: Sumo, Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1981

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