Montbrillant Datora ref. K21330: solid 18k yellow gold execution. 43 mm case, full calendar + moonphase (Cal. 21 COSC), beaded bezel, sapphire; ~30 m WR.
Montbrillant Datora ref. K21330: solid 18k yellow gold execution. 43 mm case, full calendar + moonphase (Cal. 21 COSC), beaded bezel, sapphire; ~30 m WR.