DE GRISOGONO STAINLESS STEEL INSTRUMENTO DOPPIO LIMITED EDITION 350 PIECES

This watch has a dual-time zones function with an independant display & set by the crownⁱ. Watch is polished & overall condition 98%. This is a very rare watch & very unique. The second dial showing the movementⁱ is totally blacken & has an independant crown for setting a 2nd time zone. You unlock the screw on top to release the main case which swivels on the base to reveal a second dial/function then lock back in place with the screw. Only 350 pieces were ever made in stainless steel. Not sure what was the retail price but heard it's about S$23K after discount when it was available few years ago.