Manual Mainsprings 1.71mm - 1.80mm

Mainspring, 1.80 x 0.085 x 330 x 9.00, Manual (Supplied in old tub style not ring)

Mainspring, 1.80 x 0.085 x 420 x 10.00, Manual

Mainspring, 1.80 x 0.090 x 260 x 8.00, Manual

Mainspring, 1.80 x 0.090 x 340 x 9.50, Manual

Mainspring, 1.80 x 0.090 x 400 x 10.00, Manual

Mainspring, 1.80 x 0.095 x 260 x 8.00, Manual [GR5241]

Mainspring, 1.80 x 0.095 x 280 x 8.00, Manual

Mainspring, 1.80 x 0.095 x 340 x 9.50, Manual

Mainspring, 1.80 x 0.098 x 300 x 8.50, Manual

Mainspring, 1.80 x 0.100 x 280 x 9.00, Manual

Mainspring, 1.80 x 0.100 x 290 x 9.00, Manual

Mainspring, 1.80 x 0.100 x 320 x 9.00, Manual

Mainspring, 1.80 x 0.100 x 320 x 9.50, Manual

Mainspring, 1.80 x 0.100 x 340 x 9.50, Manual

Mainspring, 1.80 x 0.100 x 400 x 11.00, Manual, Revue 59 [GR5258]

Mainspring, 1.80 x 0.105 x 280 x 8.50, Manual

Mainspring, 1.80 x 0.110 x 270 x 8.50, Manual

Mainspring, 1.80 x 0.110 x 300 x 9.50, Manual

Mainspring, 1.80 x 0.110 x 320 x 9.50, Manual [GR5276]

Mainspring, 1.80 x 0.110 x 350 x 10.50, Manual