• cal. 1030 automatic lever movement, 25 jewels • black dial, gilt lettering, luminous triangular, baton and dot indexes in radium, outer minute track • stainless steel Oyster case, black rotating bezel calibrated for 60 units, screw down crown and case back • case, dial, and movement signed

CASE Case with some light previous signs of polish, but remains with robust lugs. Some light surface wear and scuffs. Very small nicks throughout. case back with some heavier signs of material corrosion. Bead to bezel missing. Bezel with some light wear and nicks. DIAL Dial is heavily aged. Lacquer to the dial with heavy cracking. Even oxidation and deepening of color to the lumes and hands. MOVEMENT Movement is operating but may require service at the purchaser's discretion. The movement is running at time of cataloging, however it was not tested for the accuracy of time or duration of the power reserve and may need service at the buyer's discretion. Please note that Sotheby's does not guarantee the future working of the movement.
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. All dimensions in catalogue descriptions are approximate. Condition reports may not specify mechanical replacements or imperfections to the movement, case, dial, pendulum, separate base(s) or dome. Watches in water-resistant cases have been opened to examine movements but no warranties are made that the watches are currently water-resistant. Please note that we do not guarantee the authenticity of any individual component parts, such as wheels, hands, crowns, crystals, screws, bracelets and leather bands, since subsequent repairs and restoration work may have resulted in the replacement of original parts. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue. In particular, please note it is the purchaser's responsibility to comply with any applicable import and export matters, particularly in relation to lots incorporating materials from endangered species.NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."

**Please be advised that bands made of materials derived from endangered or otherwise protected species (i.e. alligator and crocodile) are not sold with the watches and are for display purposes only. We reserve the right to remove these bands prior to shipping."

Reference 6536 was first released in 1955 and was produced for a very limited amount of time. This reference features a small crown, and silvered triangle to the bezel. 

A similar example is illustrated in Skeet, M. & Urul, N., Vintage Rolex Sports Models, 2002, p. 31.