Seiko Cal. 4496 - 389

The 4496-389 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4496 caliber with 29j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-2345fc34657d]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1966

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