Ref. 6050, So-Called 'Bubble-Back' Rolex, 'Oyster Perpetual, Officially Certified, Chronometer', with 'Super- Oyster' winding crown, Ref. 6050. Case No. 704326. Made in 1950. Fine and rare, tonneau-shaped, center seconds, selfwinding, 18K yellow
Vintage Rolex Oyster Perpetual Bubbleback 6050
Rolex Vintage Gold Bubbleback, circa 1950. ... Timepieces | Lot #61177 | Heritage Auctions
Rolex Oyster Perpetual Bubbleback steel on leather strap, Photo 2 on Gmtbroker
Rolex - Oyster Perpetual - Ref. Rolex - 6050
Rolex 6050 Oyster Perpetual Chronometre Bubble Back YG/SS Yellowish Dial with Leather Strap (SOLD) – PnF Times