Seiko Cal. 7143 - 731

Seiko 7143-731

The 7143-731 is a sought-after Quartz piece from Seiko's golden era. With its 20mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-5d5b4d0aba7a]

Also known as: Sumo, Flighty

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
9.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Champagne
Jewels
32j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1970

Related Models

seikata-wm-5d5b4d0aba7a