Seiko Cal. 4492 - 650

The 4492-650 is a sought-after Solar piece from Seiko's golden era. Powered by the 4492 caliber with 32j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-d2ae54a79c93]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1992

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