Seiko Cal. 4463 - 242

The 4463-242 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4463 caliber with 34j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-00f77d3b714e]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1990

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