Rare colectors piece early Universal Geneve Polerouter Jet Reference number 20355/1 Dial -rare Cafe latte patina dial,have some scratches Serial number 1905526 year 1957 Case material stainless steel Diameter without crown 34mm Crown unsigned Caliber Automatic microrotor 215-9 marked Patented Rights Pending Good working condition for his age, keeping good time but may need service Unknown service history Case with minor signs ,just one point near the plexiglass. Caseback have some scratches Thank you for buying from me Happy bidding