A lady's 18ct. gold diamond, ruby, sapphire and mother-of-pearl wristwatch, by Rene Boivin

A lady's 18ct. gold diamond, ruby, sapphire and mother-of-pearl wristwatch, by Rene Boivin<BR> The mother-of-pearl dial to a circular bezel alternately pavé set with sapphire and ruby twin sections with four pavé diamond sliding panels to allow colour selection, to square-cut diamond single stone shoulders and maker's straps with 18ct. gold deployant clasp, the clasp with pavé diamond buckle, <I>case and buckle with convention hallmarks</I><BR> Dial and case with maker's monogram <I>RB</I>, case and clasp signed René Boivin, case No. J-0130 12-021 <BR>