setting lever spring screw to fit Jaeger LeCoultre® calibres: 491
5mm is for tapping cast iron gong bases when installing new chime rod with a 6
Omega® 2628B
for two end-pieces to fit Jaeger LeCoultre® calibres: 840
Omega® Crystals CY-OM063PZ5069 Omega® 2628 B setting lever spring screw to28. 60 mm x 4. 30 mm (height) plastic crystal with steel colour ring, genuine 063PZ5069 Omega crystal, fits Omega case REF 1350001, 135001, 14790, 1650004, 165004, 2649, 2690, 26911, 2790, 2802, 2829, 2830, 5925192, 6097, 6308, 6318, 6320, 6671, 6695, 677 * 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.