The Mondani Collection of Rolex Wrist...

Geneva, May 14, 2006

LOT 20

Ref. 6431/6430 ?SPEEDKING? Rolex, "Oyster, Speedking, Precision", Ref. 6431/6430. Case No. 3022338. Made in 1970/72. Fine and rare, center seconds, waterresistant, stainless steel mid-sized wristwatch with a stainless steel Oyster bracelet. Accompanied by the original guarantee (now void).

CHF 1,000 - 1,500

EUR 650 - 1,000 / USD 800 - 1,200

Sold: CHF 1,770

C. Three-body, polished, stainless steel screwed-down case back and crown, engine turned bezel with hour divisions. D. Matte silver with applied baton and dart indexes and luminous dots, outer minute/seconds divisions. Luminous stainless steel ?baton? hands. M. Cal. 1225, rhodium-plated, 17 jewels, straight line lever escapement, Gyromax balance, shockabsorber, self-compensating flat balancespring. Dial, case and movement signed. Diam. 31 mm. Thickness 9.5 mm.


LOADING IMAGES
Click to full view
Image
Grading System
Grade: A

Good
Case: 3-6

Good

Slightly oxidized
Movement: 3*

Good

Overhaul recommended, at buyer's expense
Dial: 3-5-01

Good

Poor

HANDS Original

Notes

Reference 6431 appeared in the Rolex catalogue from 1964 through 1987. Reference 6430 is the identical watch with plain bezel. This watch is illustrated in ?Rolex, Collecting Wristwatches?, by Osvaldo Patrizzi, 2001 Edition, p. 120.