Seiko Cal. 4486 - 665

The 4486-665 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4486 caliber with 30j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-88511fd21588]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1979

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