Jaeger LeCoultre® calibre # 10ROL dial screw Fits calibers: 10ROL, 480, 800, 810, K830, K831 712 Series Ronda Diver-Tite round plastic crystals are

Diver-Tite round plastic crystals are a double thick waterproof crystal for diver type watches

A- 2 1/4" B- 3/8" C- 15/16" D- 2 1/4" E- 5/8"

Sold as a box of 1000

The movement measures 54

Jaeger LeCoultre® calibre # 10ROL dial screw Fits calibers: 10ROL, 480, 800, 810, K830, K831 712 Series Ronda Diver-Tite round plastic crystals areJaeger LeCoultre dial screw, part # 5750, calibre # 10ROL dial screw to fit Jaeger LeCoultre calibres: 10ROL, 480, 800, 810, K830, K831 *Perrin Supply Ltd is independent of and not affiliated with or sponsored by Jaeger LeCoultre. Jaeger LeCoultre warranty does not apply to parts supplied byPerrin Supply Ltd. Using generic parts may devalue your watch.