Seiko Cal. 4497 - 394

The 4497-394 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4497 caliber with 17j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-926d226f4ea6]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1986

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