100 Years of Wristwatches

Geneva, Hotel Des Bergues, Nov 19, 2000

LOT 351

Rolex Oyster Perpetual, Superlative Chronometer, Officially Certified Cosmograph 'Daytona', Ref. 16520.Production of this reference started in 1988.Very fine self-winding, water-resistant down to 100 meters, stainless steel gentleman's wristwatch, withround button chronograph, register and tachometer, 50 hours autonomy, stainless steel Oyster bracelet anddeployant clasp.

CHF 10,000 - 15,000

USD 6,000 - 15,000

C. three-body, solid, polished and brushed, screwed down case back, buttons and Triplock crown, tachometergraduation on the bezel to 400 units per hour, sapphire crystal. D. bicolor white and black with applied tritium-coatedsteel indexes, auxiliary dials for the seconds, the 12 hours and 30 minutes registers. 'B?ton' tritium-coatedsteel hands. M. 13 '''-Cal. 4030 rhodium plated, 31 jewels, lever escapement, Superbalance balanceadjusted to 6 positions, shock-absorber, self-compensating Breguet balance-spring, micrometer regulator.Dial, case and movement signed.Diam. 40 mm.


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Grading System
Grade: AAA

Excellent
Case: 1

As new
Movement: 1*

As new

Overhaul recommended, at buyer's expense
Dial: 1 - 01

Notes

Ref. 16520Production of this reference started in 1988 and the tachometer was initially graduated for 200 units per hour speedtiming, then it was altered to 400 units.A similar watch is published in 'Collezionare Orologi da Polso Rolex', New Edition, by OSVALDO PATRIZZI, GUIDOMONDANI Editore Genova, p. 360 and 363.