Ca. Ø17mm, diameter of the ring also ca. 17mm, ca. 6.5g, 18K gold, bezel wtih diamonds, thin and gilt cylinder movement, very beautiful Louis XV enamel dial, gold Breguet hour hand, replaced minute hand, rare condition with original box and original key, dial with Parisian seller's signature 'Dosenbach', in our opinion in completely original condition, case with small defects, movement needs at least cleaning.