Seiko Cal. 4473 - 742

Seiko 4473-742

The 4473-742 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4473 caliber with 27j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-822229f9c026]

Also known as: Sumo, World Timer

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
12.4mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
White
Jewels
27j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1986

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seikata-wm-822229f9c026