Seiko Cal. 4497 - 242

The 4497-242 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4497 caliber with 23j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-d6844d78cec2]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1971

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