Blancpain Villeret Ultraplate 40mm | 6653Q-1127-55BPolished stainless steel case. Case diameter : 40 mm. Flat white dial dial. Polished, skeletonized, leaf shaped hours and minutes hands. Applied stylized polished Roman numeral hour markers. Silvered date chapter ring, indicated by the waved blued steel hand which points to the current date. Unlike most calendar watches where the date would be corrected via the crown or by a recessed corrector button set in the case edge and which would require a tool