Seiko Cal. 4436 - 247

The 4436-247 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4436 caliber with 20j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-8cef07f7c3e2]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1983

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