Seiko Cal. 4557 - 477

The 4557-477 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4557 caliber with 33j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-7afec2ea5799]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1966

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