Seiko Cal. 0743 - 683

Seiko 0743-683

This Spring Drive model from 1971 features a 42mm PVD Black case. Powered by the 0743 caliber with 28j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-aa4836811ad7]

Also known as: Sumo, Goldfeather

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
42mm
Case Thickness
9.7mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Burgundy
Jewels
28j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1971

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