Seiko Cal. 4496 - 487

The 4496-487 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4496 caliber with 24j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-5fd96e39c55c]

Also known as: Helmet, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1969

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