Vintage Longines Tank “Bubble” Sub Seconds Ref. 7169, Quartz, Gold Plated, NOS with Tag, 1980sThis vintage Longines Tank Bubble Sub Seconds Ref. 7169 is a rare new old stock (NOS) example from the 1980s, preserved in outstanding condition with its original Longines tag and strap. Inspired by the timeless elegance of rectangular dress watches, this model reflects the enduring influence of classic tank style design reinterpreted through the lens of late 20th century Swiss watchmaking. The slightly curved bubble crystal gives the watch a