ROLEX, REF. 1530 OYSTER PERPETUAL DATE, STEEL
Rolex, "Oyster Perpetual Date Superlative Chronometer, Officially
Certified," case No. 5171011, Ref. 1530. Made circa 1977.
Fine and rare, tonneau-shaped, center seconds, self-winding, water
resistant, stainless steel Chronometer wristwatch with date and
an integral stainless steel Rolex link bracelet with deployant clasp.
Accompanied by a service box.
Three-body, polished and brushed, screwed-down case back
and crown, sapphire crystal with cyclops lens
Satine silver with applied steel baton indexes and luminous
dots, outer minute/seconds divisions. Luminous steel baton hands
Cal. 1570, rhodium-plated, oeil-de-perdrix decoration, 26 jewels,
straight-line lever escapement, monometallic balance adjusted
to temperatures and 5 positions, shock absorber, self-compensating
free-sprung Breguet balance spring, Microstella regulating
screws, hack mechanism.