Seiko Cal. 7073 - 477

Seiko 7073-477

The 7073-477 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7073 caliber with 33j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-fa66ba6af1f3]

Also known as: Sumo, Bullhead

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
14.2mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
140m
Dial Color
White
Jewels
33j
Frequency
28,800 bph
Power Reserve
57 hours
Year
1981

Related Models

seikata-wm-fa66ba6af1f3