Cartier, "Santos Ronde". Produced in the 1990's.Fine, center-seconds, water-resistant, stainless steel mid-size quartz wristwatch with date and a brushed stainless steel Cartier bracelet and deployant clasp.

C. three-body, brushed, case back and bezel fixed with 8 screws, protected octagonal crown set with sapphire cabochon, sapphire crystal. D. white with painted radial Roman numerals, aperture for the date, secret Cartier signature. "Epée" blued steel hands. M. with quartz standardization.Dial, case and movement signed.Diam. 32 mm.Approx. overall length: 140 mm.

Cervine, Swiss. Produced in the 1940's.Fine, rare and unusual, rectangular, gold-filled Masonic wristwatch.

C. two-body, polished and brushed, bezel decorated with Masonic symbols, stainless steel case back. D. triangular, matte silver with pink gold Masonic symbols and bâton indexes. "Feuille" pink gold hands. M. Cal. 10 1/2''', rhodium-plated, 15 jewels, straight line lever escapement, monometallic balance, flat balance spring.Dial signed.Dim. 29 x 31 mm.

Chopard, Genève, "Casmir", Ref. 915-1. Produced in the 1990's.Very fine, water-resistant, 18K yellow gold lady's quartz wristwatch with an integrated, teardrop-sculpted flexible bracelet set with amethysts, pink tourmalines and citrines.

C. two-body, solid, polished, bracelet set with teardrop-shaped cabochon amethysts, pink tourmalines and citrines. D. mother-of-pearl. "Bâton" yellow gold hands. M. with quartz standardization.Dial, case and movement signed.Diam. 29 mm.Approx. overall length 140 mm.

Comor, Swiss, No. 274/299. Produced in a limited edition of 299, examples circa 1996, sold on June 3, 1998.Fine and rare, sterling silver gentleman's wristwatch with oversized date and a Comor buckle. Accompanied by a certificate.

C. four-body, solid, polished, straight lugs, hinged and engraved case back over transparent back to view the movement. D. matte silver with painted Arabic numerals, aperture for the oversized date at 12, auxiliary guilloché seconds dial. " Alpha " blued steel hands. M. Cal. Venus 216, copper-colored, 17 jewels, straight line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring.Dial, case and movement signed, movement also signed " Cornavin Watch ".Diam. 36 mm.

Concord, Ref. 20 17 214. Produced in the 1990's.Fine, astronomic, water-resistant, 14K yellow gold gentleman's quartz wristwatch with triple date calendar, moon phases and an 14K yellow gold Concord link bracelet and clasp.

C. two-body, solid, polished, case back with 4 screws, stepped bezel, concave lugs. D. "guilloché" gold with painted radial Roman numerals on an outer plain reserve, apertures for the days of the week and the months, outer graduation for the days of the month. "Breguet" yellow gold hands. M. with quartz standardization.Dial signed, case numbered.Diam. 34 mm.

Corum, "Symbiose" by R. Ventrella, No. 52. Produced in very few examples in the 1990's.Fine, rare and unusual, self-winding, water-resistant, round and rectangular, 18K yellow and pink gold, diamonds and rubies gentleman's wristwatch with date and an 18K yellow gold Corum buckle. Accompanied by a fitted box and certificate.

C. three body, bicolor, solid, polished, 18K pink gold basic circular case, on top, rectangular curved 18K yellow gold bezel and "grille" set with diamonds, lugs set with 4 ruby cabochons, case back with 8 screws, faceted crystal. D. white, auxiliary "guilloché" pink gold dial for the days of the month. "Dauphine" pink gold hands. M. mechanical with automatic winding.Dial, case and movement signed.Dim. 37 x 47 mm.

Cyma. Produced in the 1950's.Fine and unusual, platinum, 18K white gold, diamonds, emeralds and pearl lady's wristwatch with concealed dial and integrated, half-moon-shaped link bracelet.

C. three-body, solid, polished, shell-shaped cover decorated with diamonds, emerald and a pearl, rope-shaped mobile lugs set with diamonds. D. matte silver with applied yellow gold dart indexes and Arabic numerals. "Bâton" yellow gold hands. M. Cal. R.434K, rhodium-plated, 15 jewels, lateral lever escapement, monometallic balance, shock-absorber, blued steel flat balance-spring.Dial and movement signed.Diam. 24 mm.Approx. overall length 170 mm.

Daniel Roth, No. 1. Produced in the 1990's.Fine and rare, double-ellipse, 18K white gold and diamonds mid-size wristwatch with date and an 18K white gold Daniel Roth buckle.

C. two-body, solid, polished, stepped and rounded bezel, sapphire crystal. D. blue with vertical stripes, tritium-coated Arabic numerals and diamond indexes, aperture for the date. "Flèche" tritium-coated steel hands. M. Cal. 9.51, rhodium-plated, "fausses côtes" decoration, 19 jewels, straight line lever escapement, monometallic balance adjusted to 5 positions, shock-absorber, self-compensating flat balance-spring, engraved gold rotor.Dial, case and movement signed.Dim. 31 x 37 mm.

Ebel, Ref. 1403/5. Produced in the 1950's.Fine and rare, asymmetrical, 18K yellow gold lady's wristwatch with a rigid 18K yellow gold bracelet.

C. two-body, solid, polished, hinged case back clipped at the bottom with its crown, set with intertwined fancy lugs at the top. D. black with applied yellow gold dot indexes. "Bâton" yellow gold hands. M. Cal. 4 1/2 ''', rhodium-plated, 15 jewels, lever escapement, monometallic balance, flat balance-spring.Dial signed.Dim. 18 x 18 mm.Approx. overall length: 140 mm.

Eberhard & Co.,"Flymatic - Frecce Tricolore". Produced in the 1990's.Fine, center-seconds, self-winding, water-resistant, stainless steel gentleman's wristwatch with an Eberhard & Co. stainless steel buckle. Accompanied by a fitted box.

C. three-body, polished and brushed, graduated and revolving bezel, mobile lugs, sapphire crystal. D. white with applied luminous yellow gold indexes and an Arabic "12", "Frecce Tricolore" logo, aperture for the date. "Bâton" luminous yellow gold hands. M. mechanical with automatic winding.Dial, case and movement signed.Diam. 38 mm.

Fried, Henry B., "Bench Practices for Watch and Clockmakers", Columbia Communications, Inc., Colorado, 1954. 268 pages, fully illustrated. An excellent textbook for the student, apprentice or anyone desiring a deeper understanding of timekeeping mechanics. With chapter summaries, and test questions, this book serves as a superb study guide or library reference. Gazeley, W.J., "Clock & Watch Escapements", Van Nostrand Reinhold Company, USA, 1982. 294 pages, and fully illustrated. This book is an invaluable resource to the collector or to anyone interested in the mechanisms of clocks and watches. Kelly, Harold C., "A Practical Course in Horology", The Manual Arts Press, Peoria, IL, 1944. 192 pages, with illustrations. An enlightening book for the beginner and professional with every horological trick of the trade examined and explained.

Gérald Genta, Genève, "Success", Ref. 3351.7. Produced in the 1990's.Fine, octagonal, water-resistant, 18K yellow gold lady's quartz wristwatch with date and an 18K yellow gold Gérald Genta bracelet "à grosses mailles" and clasp.

C. two-body, solid, polished, case back with screws, stepped bezel bearing eight overhanging segments, double central lugs. D. chess-patterned carbon fiber decorated with a round tritium-coated index at 12 o'clock, aperture for the date. "Epée" tritium-coated yellow gold hands. M. with quartz standardization.Dial, case and movement signed.Dim. 27 x 27 mm.Approx. overall length 150 mm.

Girard-Perregaux, "Ferrari", Ref. 8020. Especially produced for FERRARI inthe late 1990's.Fine, self-winding, water-resistant, stainless steel gentleman's wristwatchwith round button chronograph, registers, date and a stainless steel GirardPerregaux link bracelet and clasp.

C. three-body, polished and brushed, case back with screws and engravedwith the Ferrari logo, rounded lugs, domed sapphire crystal. D. navy bluewith tritium coated arabic numerals and indexes, auxiliary dials for theseconds, the 30 minute and 12 hour registers, aperture for the date."Moderne" tritium-coated white hands. M. Cal. 2280, rhodium-plated, 57jewels, straight line lever escapement, monometallic balance,shock-absorber, self-compensating flat balance-spring.Dial, case and movement signed.Diam. 38 mm.

Girard-Perregaux, "Ferrari", Ref. 8020. Especially produced for FERRARI in the late 1990's.Fine, self-winding, water-resistant, stainless steel and pink gold gentleman's wristwatch with round button chronograph, registers, date and a stainless steel and pink gold Girard Perregaux link bracelet and clasp.

C. three-body, polished and brushed, case back with screws and engraved with the Ferrari logo, rounded lugs, domed sapphire crystal. D. blue with applied steel indexes, auxiliary dials for the seconds, the 30 minute and 12 hour registers, aperture for the date. "Dauphine" steel hands. M. Cal. 2280, rhodium-plated, 57 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring.Dial, case and movement signed.Diam. 38 mm.

Girard-Perregaux, "Equation espace" Produced in the 1980's.Fine and unusual, astronomic, center-seconds, water-resistant, 18K yellow gold gentleman's quartz wristwatch with equation of time, date and moonphases.

C. two-body, solid, polished, stepped bezel, straight lugs, transparent case back. D. white with radial Roman numerals, outer month and equation of time indication, below 12 the date, aperture for the moon phases. "Epée" yellow gold hands. M. Cal. E 738.1, rhodium-plated, "fausses côtes" decoration, 11 jewels, with quartz standardization.Dial, case and movement signed.Diam. 34 mm.

Girard-Perregaux, "Ferrari", Ref. 8020. Especially produced for FERRARI in the late 1990's.Fine, self-winding, water-resistant, stainless steel and yellow gold gentleman's wristwatch with round button chronograph, registers, date and a stainless steel and yellow gold Girard Perregaux link bracelet and clasp.

C. three-body, polished and brushed, case back with screws and engraved with the Ferrari logo, rounded lugs, domed sapphire crystal. D. black with applied steel indexes, auxiliary dials for the seconds, the 30 minute and 12 hour registers, aperture for the date. "Dauphine" steel hands. M. Cal. 2280, rhodium-plated, 57 jewels, straight line lever escapement, monometallic balance, shock-absorber, self-compensating flat balance-spring.Dial, case and movement signed.Diam. 38 mm.

Graff, London. Produced in the 1990's.Fine, rectangular curved, 18K pink gold mid-size wristwatch with an 18K pink gold Graff deployant clasp.

C. two-body, solid, polished and brushed, case back with 4 screws. D. white with applied pink gold dot indexes and Roman numerals. "Bâton" pink gold hands. M. with quartz standardization.Dial, case and movement signed.Dim. 27 x 34 mm.

Gübelin. Produced in the 1950's.Fine and unusual, rectangular, 18K white gold and diamonds lady's wristwatch with an integrated 18K white gold textured link bracelet.

C. two-body, solid, polished, cover set with 30 round diamonds in diagonal pattern. D. matte silver with applied white gold bâton indexes. "Dauphine" white gold hands. M. Cal. G 7019, rhodium-plated, "fausses côtes" decoration, 17 jewels, straight line lever escapement, monometallic balance adjusted to 3 positions, blued steel flat balance-spring.Dial, case and movement signed.Dim. 16 x 21 mm.Approx. overall length 175 mm.

Harwood. Produced in the 1930's.Fine, rare and interesting, early self-winding, chrome-plated gentleman's wristwatch.

C. three-body, polished, reeded revolving bezel for hand-setting. D. guilloché copper-colored with radium-coated Arabic numerals, aperture for the up-and-down indication. "Skeleton" radium-coated blued steel hands. M. Cal.10 1/2 ''', rhodium-plated, "oeil-de-perdrix" decoration, 15 jewels, straight line lever escapement, cut bimetallic compensation balance adjusted to 2 positions, flat balance-spring, rotor "à butoirs".Dial and movement signed, numbered on the case. Movement also engraved "Patent No. 1576120".Diam. 29 mm.

Heuer, "Monza", Automatic Chronograph. Produced in the 1970's.Fine, self-winding, water-resistant, black anodized stainless steel gentleman's wristwatch with round button chronograph, register, tachometer, pulsometer, date and a Heuer stainless steel buckle.

C. two-body, brushed, screwed-down steel case back, winding-crown at 9, chronograph buttons at 2 and 4. D. black with tritium-coated indexes, auxiliary dials for the seconds and 30 minute register marked by a red segment every 5 minutes, outer tachometer and pulsometer graduation, aperture for the date at 6. "Bâton" tritium-coated white hands. M. Cal. 15, gilt brass, 17 jewels, straight line lever escapement, monometallic balance, shock absorber, self-compensating flat balance-spring.Dial, case and movement signed.Diam. 39 mm.