Seiko Cal. 4497 - 255

The 4497-255 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4497 caliber with 19j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-b8bb707e3a16]

Also known as: Helmet, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1965

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