Seiko Cal. 4497 - 392

The 4497-392 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-aa07af72b927]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1978

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