Nu Vigor
Information from Wholesale, Retail, and Manufacturer’s Catalogs
Nu Vigor Mainsprings Catalog
Nu Vigor Mainsprings
for
Seth Thomas pocket watches
Nu Vigor
Sold under the Nu Vigor brand; individual manufacturers may vary
Nu Vigor Mainspring Package No. 1072 – for Seth Thomas 18-size Factory No. 141 – 53.34 centimeters long, 3.30 mm wide, 0.22 thick, or, 24 wide, 2 thick, 21 inches long Dennison gauge - Made in Switzerland
Seth Thomas Models 2, 3, & 4 SECOND QUALITY
Nu Vigor Mainspring No. 1072 – for Seth Thomas 18-size Factory No. 141 – 53.34 centimeters long, 3.30 mm wide, 0.22 thick, or, 24 wide, 2 thick, 21 inches long Dennison gauge - Made in Switzerland
Nu Vigor Mainspring Package No. 1073 – for Seth Thomas 18-size Factory No. 536 – 53.98 centimeters long, 3.30 wide, .195 thick, or, 24 wide, 3¾ thick, 21¼ inches long Dennison gauge - Made in Switzerland
Seth Thomas Model 6 & 7
Model 5 ser#’s 300,000 to 350,000
Nu Vigor Mainspring No. 1073 – for Seth Thomas 18-size Factory No. 536 – 53.98 centimeters long, 3.30 wide, .195 thick, or, 24 wide, 3¾ thick, 21¼ inches long Dennison gauge - Made in Switzerland
Nu Vigor Mainspring Package No. 1074 – for Seth Thomas 18-size Factory No. 729 – 50.80 centimeters long, 3.30 mm wide, 0.22 mm thick, or, 24 wide, 1½ thick, 20 inches long Dennison gauge - Made in Switzerland
Seth Thomas Century Models 10 & 11
Nu Vigor Mainspring No. 1074 – for Seth Thomas 18-size Factory No. 729 – 50.80 centimeters long, 3.30 mm wide, 0.22 mm thick, or, 24 wide, 1½ thick, 20 inches long Dennison gauge - Made in Switzerland
Nu Vigor Mainspring Package No. 1075 – for Seth Thomas 18-size Factory No. 828 – 50.80 centimeters long, 2.90 mm wide, .22 thick, or, 20 wide, 2 thick, 20 inches long Dennison gauge - Made in Switzerland
Seth Thomas Century Models 12 & 13
Nu Vigor Mainspring No. 1075 – for Seth Thomas 18-size Factory No. 828 – 50.80 centimeters long, 2.90 mm wide, .22 thick, or, 20 wide, 2 thick, 20 inches long Dennison gauge - Made in Switzerland