Seiko Cal. 4436 - 247

Seiko 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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