而Day-Date ref.6511正式亮相是在1956年.
GENEVA, 18TH,19TH OCTOBER, 1997
SATURDAY, OCTOBER 18
SOLD INCLUDING BUYER'S PREMIUM: 19,800 CHF
Rolex Oster Perpetual "Day Date", Officialy certified Chronometer, Ref. 6511/4, made on 19 July 1955. Extremely rare, centre second, self winding, stainless steel , gentleman wristwatch.
C. massive, polished, satined, screwed back and crown, waterproof, 18K white gold graduated bezel. D. silver with stainless steel indexes, aperture for the date and the days of the week. "Baton" stainless steel hands. M. 12"' 3/4 rhodiumed, "fausses cotes" decoration, 26 jewels, lever escapement, Super balance adjusted to 6 positions, antishock system, selfcompensating Breguet balance-spring, micrometer regulator. Dial, case and movement signed.
GENEVA, 13TH,14TH NOVEMBER 1999
SATURDAY, NOVEMBER 13
SOLD INCLUDING BUYER'S PREMIUM: 45,600
Rolex, Oyster Perpetual, Day-Date, Officially, Certified Chronometer, Ref. 6511, Ref. 6511/4, made on July 19, 1955.Extremely rare and fine, centre-seconds, self-winding, water-resistant, tonneau shaped, stainless steel gentleman's wristwatch with day and date.
C. three body, polished and brushed, screwed case back and crown, 18K ribbed white gold bezel.D. satine silver with applied steel indexes, apertures for the day and date. M. Cal. 1055, rhodium plated,25 jewels, lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock-absorber, self-compensating Breguet balance spring.Dial, case and movement signed.Diam. 36 mm.
資料來源:安迪古倫
