Bonhams : Omega. A rare and heavy 18K gold electroquartz calendar bracelet watch Constellation Beta 21 f8192 Hz, Ref196.005, Movement No.31735322, Circa 1970
Bonhams : Omega. A rare and heavy 18K gold electroquartz calendar bracelet watch Constellation Beta 21 f8192 Hz, Ref196.005, Movement No.31735322, Circa 1970
,Omega constellation s. steel 196.005 beta 21 Watch diapason/tuning fork | eBay,Lot - A VINTAGE 18K OMEGA CONSTELLATION BETA 21 WRISTWATCH,Bonhams : Omega. A rare and heavy 18K gold electroquartz calendar bracelet watch Constellation Beta 21 f8192 Hz, Ref196.005, Movement No.31735322, Circa 1970,Omega - Constellation Electroquartz F8192 Beta 21