ROLEX REF. 3133, BUBBLEBACK
STAINLESS STEEL AND YELLOW GOLD
Rolex, Oyster Perpetual, ROLEX, case No. no longer visible,
Ref. 3133. Made in the 1940s.
Fine, tonneau-shaped, center-seconds, self-winding, water-
resistant, stainless steel and yellow gold wristwatch.
Three-body, polished and brushed, yellow gold graduated
bezel, screwed-down case back and crown.
Silvered with yellow gold dart and arabic indexes, outer
minutes/seconds graduation. Blued steel feuille hands.
Cal. 9 3/4''', rhodium-plated, 18 jewels, lever escapement,
Superbalance, self-compensating Breguet balance spring.