Seiko Cal. 4492 - 560

The 4492-560 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4492 caliber with 18j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-502790b0ac4c]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1976

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