Genuine Omega® cannon pinion height 2.30 mm (for flat dial), part number 027, fits Omega® 23.7 Ronda quartz watch movements Some models require up to

Some models require up to 5 hours of direct sunlight and some others require a light source at 3000 Lux

7 mm (5-1/2") (H) x 51

Esca Jewellers' Pliers and Cutters Box joint construction outlasts and outperforms other types

021 Hand Fitting Press for Wrist and Pocket Watches

Generic (not genuine) Bezel Insert to fit Rolex® case numbers 1665

Genuine Omega® cannon pinion height 2.30 mm (for flat dial), part number 027, fits Omega® 23.7 Ronda quartz watch movements Some models require up toGenuine Omega cannon pinion height 2. 30 mm (for flat dial), part number 027, fits Omega 23. 7 * Perrin Supply Ltd is independent of and not affiliated with or sponsored by Omega. Omega warranty does not apply to parts supplied by Perrin Supply Ltd.