A bi-colour automatic triple calendar wristwatch with moonphase, by Blancpain

A bi-colour automatic triple calendar wristwatch with moonphase, by Blancpain
The circular off white coloured dial with applied gilt Roman numerals, apertures for day, month and moonphase aperture combined with lunar calendar, outer ring calibrated for date with corresponding central date hand, self-winding lever movement, the stainless steel case with single-cut diamond bezel and snap on back to matching bracelet with deployant clasp, case 34mm wide
Dial and case signed Blancpain, case no. 297