ROLEX REF. 5512 POINTED CROWN GUARD GILT DIAL
Rolex, "Oyster Perpetual, 200 m = 660 ft, Submariner, Superlative
Chronometer, Officially Certified," case No. 818601, Ref. 5512. Made
Fine and rare, center seconds, self-winding, water resistant, stainless
steel diver's Chronometer wristwatch with a stainless steel Oyster
Three-body, polished and brushed, screwed-down case back
and crown, graduated bi-directional revolving black bezel for the
decompression times, winding-crown protected by the pointed
Matte black with painted luminous round, triangular and baton
indexes, outer minute track. Luminous yellow skeleton hands.
Cal. 1560, rhodium-plated, 26 jewels, straight-line lever escapement,
monometallic balance, shock absorber, self-compensating
Breguet balance spring.