14K yellow gold Rolex, Oyster Perpetual , Certified Chronometer, Ref. 3131 bubbleback, circa 1948, is a tonneau-shaped, center seconds, self-winding, water-resistant, with 18K yellow gold Rolex Oyster expansion bracelet with deployant clasp.

The 32mm case has an inclined bezel, screw-down domed case back and ‘Rolex Oyster’ crown. The matte dial features applied yellow gold Arabic numerals and dart indexes, outer minute chapter, yellow gold baton hands, and blued center second hand. The movement is calibre 9 3/4’’’, 18 jewels, warrantied by Aaron Faber for 18 months.