Seiko Cal. 7143 - 535

Seiko 7143-535

The 7143-535 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7143 caliber with 35j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-99561076a59c]

Also known as: Sumo, Tuna

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
10.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Blue Sunburst
Jewels
35j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1991

Related Models

seikata-wm-99561076a59c