FROM THE WORLD OF #IWC #PORTUGIESER #PERPETUALCALENDAR #TOURBILLON The Portugieser Perpetual Calendar Tourbillon unites two sophisticated Haute #Horlogerie #complications The #tourbillon, made of 82 individual parts, weighs only 0.635 grams. The "whirlwind" causes the #balancewheel to rotate around its own axis, compensating for the effect of gravity on the #oscillating system and increasing #accuracy. #oscar_oni #sincerefinewatchesmalaysia (at Suria KLCC) https://www.instagram.com/p/CEazg7RJa_j/?igshid=uiaorbugz7j1


















