Rolex 3131

ROLEX “OVETTO" REF. 3131 IN ORO, ANNI ‘40

ROLEX "BUBBLE-BACK" REF. 3131 IN GOLD, 40S Case: signed, in 14K gold, screwed caseback marked 3131. Bracelet/Strap: signed gold plated buckle. Dial: signed, black, outlined indexes, small seconds. Movement: signed, self-winding caliber 630 Chronometer, n. 97114, 17 jewels, Super Balance adjusted to sei positions, Breguet hairspring. Accessories: – Diameter Ø: 32 mm Note: running at the time of cataloguing, but a servicing is suggested.