Seiko Cal. 4550 - 812

The 4550-812 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4550 caliber with 27j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-3cf6253bde29]

Also known as: Pogue, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

27j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1973

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