Generic pinion for Osciallating weight to fit Rolex® 3130, Rolex® 3135, Rolex® 3155, Rolex® 3175, Rolex® 3185 Omega® 1320 this crystal fits between the

this crystal fits between the crystal and the bezel

RL7003N Swiss Ronda Mastertech Quartz Movement is a 3 hand (hour/minute/sweep seconds) Swiss assembled

Made of tungsten vanadium steel

width of jaw 3/16"

Wyler WO 213

Generic pinion for Osciallating weight to fit Rolex® 3130, Rolex® 3135, Rolex® 3155, Rolex® 3175, Rolex® 3185 Omega® 1320 this crystal fits between theGeneric (not original) pinion for osciallating weight, part 550, Fits calibres: Rolex 3130 Rolex 3135 Rolex 3155 Rolex 3175 Rolex 3185 * Perrin Supply Ltd is independent of and not affiliated with or sponsored by Rolex. Rolex warranty does not apply to parts supplied by Perrin Supply Ltd. * Using generic parts may devalue your watch.