Genuine Omega® friction spring for sweep second pinion, part number 1255, base cal. 470 (see all calibres in description) Omega® bezel claw screws Mounted on heavy horseshoe base

Mounted on heavy horseshoe base

each blade has two different openings

FHS Aluminum Dial 8" Roman Chapter Ring an FHS Hermle aluminum dial that has an outside diameter of 204mm (8") and an inside diameter of 127mm (5")

18 x 460 (18")

Can be used with 64-5802 and 64-5803

Genuine Omega® friction spring for sweep second pinion, part number 1255, base cal. 470 (see all calibres in description) Omega® bezel claw screws Mounted on heavy horseshoe baseGenuine Omega friction spring for sweep second pinion, part number 1255 Fits calibres: Omega 470 Omega 471 Omega 500 Omega 501 19p Omega 501 20p Omega 502 Omega 504 Omega 505 * 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.