Antiquorum Auctioneers since 1974

LOT 21

Important Modern & Vintage Timepieces New York, Oct 18, 2026

PATEK PHILIPPE, SWITZERLAND, REF. 5396G-011, ANNUAL CALENDAR, 18K WHITE GOLD

A fine, elegant, 18k white gold, self winding annual calendar wristwatch

Grading System: AAA

USD 20,000 - 30,000

EUR 17,600 - 26,400

HKD 158,000 - 236,000

CHF 16,600 - 24,900

JPY 3,160,000 - 4,740,000

Brand Patek Philippe, switzerland

Model Annual Calendar

Reference 5396G-011

Year circa 2010

Movement No. 7628612

Case No. 6659106

Bracelet leather with an 18k white gold Patek Philippe buckle

Diameter 38

Caliber 324 S QA LU 24H, 34 jewels

Signature dial, case and movement

Accessories fitted box, certificate of origin

LOT 22

Important Modern & Vintage Timepieces New York, Oct 18, 2026

PATEK PHILIPPE, SWITZERLAND, REF. 5961 P, COMPLICATIONS, BLUE DIAL WITH BAGUETTE INDEXES AND BEZEL, PLATINUM

A fine, impressive, platinum and diamond, self winding annual calendar wristwatch with chronograph and power reserve

Grading System: AAA

USD 80,000 - 120,000

EUR 71,000 - 106,000

HKD 630,000 - 950,000

CHF 67,000 - 100,000

JPY 12,620,000 - 18,930,000

Brand Patek Philippe, switzerland

Model Complications

Reference 5961 P

Year 2023

Bracelet leather with an 18k white gold and baguette diamond deployant clasp

Diameter 40

Caliber CH 28-520 IRM QA 24H, 40 jewels

Signature dial, case and movement

Accessories original fitted box, certificate of origin

LOT 23

Important Modern & Vintage Timepieces New York, Oct 18, 2026

PATEK PHILIPPE, SWITZERLAND, REF. 5711/1R-001, NAUTILUS, RETAILED BY TIFFANY & CO., 18K PINK GOLD

A fine, desirable and extremely rare, 18k pink gold, self winding center second wristwatch with date

Grading System:

USD 200,000 - 400,000

EUR 176,000 - 352,000

HKD 1,570,000 - 3,140,000

CHF 166,000 - 332,000

JPY 31,550,000 - 63,100,000

Brand Patek Philippe, switzerland

Model Nautilus

Reference 5711/1R-001

Year 2017

Bracelet 18k pink gold Patek Philippe bracelet with double deployant clasp

Diameter 40

Caliber 324 SC, 29 jewels

Signature dial, case and movement

Accessories outer Tiffany box, original fitted box, certificate of origin

LOT 24

Important Modern & Vintage Timepieces New York, Oct 18, 2026

C. DERIAZ P., SWITZERLAND, VARIOUS MATERIALS

An extremely fine and rare, high quality watchmaker's bench with thread-cutting lathe, two tailstocks, polishing stone and calibrated degree guide, Rectangular, hardwood with stop-fluted legs, the top inset with a polishing stone and mounted with a brass calibrated angle degree guide signed "Holtzapffel & Co., London", steel lined slot allowing the lathe and stocks to slide, treadle-operated lathe with large hardwood wheel, leather rope and wooden pulley wheel with graduated slots, glass oil sump, face plate with screw adjusted clamp.

Grading System:

USD 10,000 - 20,000

EUR 8,800 - 17,600

HKD 79,000 - 158,000

CHF 8,300 - 16,600

JPY 1,580,000 - 3,160,000

Brand C. Deriaz P., switzerland

Year 1844

Length 1320

Height 970

Width 970

Signature bench

LOT 25

Important Modern & Vintage Timepieces New York, Oct 18, 2026

HENRI HAUSER, SWITZERLAND, VARIOUS MATERIALS

TO BE SOLD WITHOUT RESERVE

A fine and rare, cast iron, steel and brass triple punching machine on a wooden base, cast iron frame, three punch arms operated by sprung handlevers, central vertical and one at each side with micrometer angle adjustment, circular flat bed for the work, brass oil sumps.

Grading System: AA

USD 1,000 - 2,000

EUR 900 - 1,800

HKD 7,900 - 15,700

CHF 850 - 1,700

JPY 158,000 - 316,000

Brand Henri Hauser, switzerland

Year circa 1930's

Length 420

Height 270

Width 300

LOT 26

Important Modern & Vintage Timepieces New York, Oct 18, 2026

BREGUET, SWITZERLAND, MACHINES DE PRECISION, CAST IRON

TO BE SOLD WITHOUT RESERVE

An important, heavy and impressive, cast iron engine-turning machine with 8 different tools for making circular guilloche, on a wood base. Cast iron bed, steel stepped driving wheel for use with belt drive, faceplate with four jaws for holding the work, large forward/reverse lever for the faceplate with stop-screw, eight spring-loaded tool stocks mounted in a single large rotating head with lever for rotating.

Grading System: AAA

USD 8,000 - 15,000

EUR 7,100 - 13,200

HKD 63,000 - 118,000

CHF 6,700 - 12,500

JPY 1,270,000 - 2,370,000

Brand Breguet, switzerland

Model Machines de Precision

Year circa 1920's

Length 800

Height 400

Width 340

Signature case

LOT 27

Important Modern & Vintage Timepieces New York, Oct 18, 2026

L. LEROY & CIE, FRANCE, MARINE CHRONOMETER, GILT BRASS AND WOOD

TO BE SOLD WITHOUT RESERVE

A fine and attractive, wood and gilt brass, manual wind two-day Marine Chronometer with 56-hour power reserve indicator. Three-body case, with brass handles, the glazed upper section with hinged lid. Brass bowl and gimbaled suspension, silvered dial with radial Roman numerals, outer minute track, subsidiary seconds and power reserve sector. Gold "spade" hands, full plate movement with baluster pillars secured by screws, fusee with chain and maintaining power, spring detent escapement, two-arm bimetallic balance with cylindrical weights and two mean time adjusting screws, free sprung helical balance-spring with terminal curves

Grading System: AA

USD 2,000 - 4,000

EUR 1,800 - 3,600

HKD 15,700 - 31,400

CHF 1,700 - 3,400

JPY 316,000 - 640,000

Brand L. Leroy & Cie, France

Year circa 1915

Diameter 185 x 185

Caliber gilt brass, 13 jewels

Signature dial, case and movement

LOT 28

Important Modern & Vintage Timepieces New York, Oct 18, 2026

CH. GAGGINI, FRANCE, GILT BRASS

TO BE SOLD WITHOUT RESERVE

A fine, wood and gilt brass marine dry compass with horizon sight. Two-piece mahogany box with brass handles, the interior of the lid with fitting to house the sight, brass gimbals, black patinated bezel calibrated from 0-350 degrees, quartered glass. Card showing the points of the compass.

Grading System: AA

USD 1,000 - 2,000

EUR 900 - 1,800

HKD 7,900 - 15,700

CHF 850 - 1,700

JPY 158,000 - 316,000

Brand Ch. Gaggini, France

Year circa 1900

Diameter 230 x 230

Signature dial

LOT 29

Important Modern & Vintage Timepieces New York, Oct 18, 2026

CHARLES FRODSHAM, UK, MARINE CHRONOMETER, WOOD AND GILDED BRASS

TO BE SOLD WITHOUT RESERVE

A fine and attractive, rosewood and gilt brass, manual wind 56 hour going marine chronometer with power reserve indicator. Three-tier case, brass-bound corners, external drop handles, glazed top missing, upper section with ivory signature plaque, gimbaled brass bowl with locking slide, silvered dial with champlevé radial Roman numerals, outer minute track with Arabic five minute numerals, subsidiary seconds and power reserve indication, blued steel fleur de lys hands, Brass half plate, cut away for the barrel secured under a crescent-shaped bridge, ring-turned pillars with blued steel screws, fusée and chain with Harrison's maintaining power, spring-detent escapement, cut bimetallic compensation balance with peripheral temperature adjustment screws and mean time adjustment nuts, two-armed subsidiary compensation mounted on the balance pivot above the balance and with 2 perpendicular adjustment nuts on long screw threads, blued steel free-sprung helical balance spring with inner and outer terminal curves.

Grading System: AA

USD 2,000 - 4,000

EUR 1,800 - 3,600

HKD 15,700 - 31,400

CHF 1,700 - 3,400

JPY 316,000 - 640,000

Brand Charles Frodsham, UK

Year circa 1850

Case No. 1754

Diameter 155 x 155

Caliber brass

Signature dial and case

LOT 30

Important Modern & Vintage Timepieces New York, Oct 18, 2026

D.J. MOORE, USA, BRASS AND WOOD

A fine and rare, brass and wood running single wheel spring-detent escapement model. Octagonal wooden, glass dome. Brass base plate, going barrel, single wheel spring-detent escapement, steel impulse pallet, plain 2-arm brass balance beneath a bridge with 2 posts, blued steel Breguet balance spring.

Grading System: A

USD 2,000 - 4,000

EUR 1,800 - 3,600

HKD 15,700 - 31,400

CHF 1,700 - 3,400

JPY 316,000 - 640,000

Brand D.J. Moore, USA

Year circa 1920's

Diameter 165 x 130

Signature case

LOT 31

Important Modern & Vintage Timepieces New York, Oct 18, 2026

ANONYMOUS, GILT BRASS

TO BE SOLD WITHOUT RESERVE

A very fine, steel and brass surveyor's precision theodolite with compass, Gray steel frame and 8'' telescope, vertical gilt brass and silver scale calibrated from 0 to 350, below a glazed compass with black dial and outer silvered scale, two spirit levels, rotating plate with horizontal gilt brass and silvered scale calibrated from 0 to 350, three steel feet with brass leveling screws, brass adjustment screws throughout.

Grading System: AA

USD 1,800 - 2,800

EUR 1,600 - 2,500

HKD 14,200 - 22,000

CHF 1,500 - 2,400

JPY 284,000 - 442,000

Brand Anonymous

Year circa 1900's

Diameter 300 x 150

Accessories original wooden fitted box

LOT 32

Important Modern & Vintage Timepieces New York, Oct 18, 2026

SMITH & BECK, UK, GILT BRASS

A fine and rare, victorian, gilt brass monocular compound microscope with three lens arrays, objective lens tube with large wheel for focusing, straight-type rack and pinion, horizontally and vertically adjustable rotating specimen slide with brass adjustment wheels, lower lens tube with an array of three extra correcting lenses, double-sided pivoted and rotating mirror with flat and concave mirrors, the frame pivoted on two substantial brass pillars, rotating on a circular base with three brass feet.

Grading System: AA

USD 4,000 - 6,000

EUR 3,600 - 5,300

HKD 31,400 - 47,100

CHF 3,400 - 5,000

JPY 640,000 - 950,000

Brand Smith & Beck, UK

Year circa 1855

Case No. 1893

Diameter 470 x 200

Signature case

Accessories original fitted wooden box

LOT 33

Important Modern & Vintage Timepieces New York, Oct 18, 2026

ANONYMOUS, GILT BRASS AND GLASS

TO BE SOLD WITHOUT RESERVE

A fine and attractive, gilt brass magnifying glass

Grading System: A

USD 200 - 400

EUR 200 - 400

HKD 1,600 - 3,200

CHF 200 - 350

JPY 31,600 - 64,000

Brand Anonymous

Year circa 1900's

Diameter 254 x 305

LOT 34

Important Modern & Vintage Timepieces New York, Oct 18, 2026

BAUSCH & LOMB, GERMANY, GILT BRASS AND GLASS

TO BE SOLD WITHOUT RESERVE

A fine and rare, brass, lead and glass vintage loupe and magnifying glass on articulated stand

Grading System: A

USD 500 - 1,000

EUR 450 - 900

HKD 4,000 - 7,900

CHF 450 - 850

JPY 79,000 - 158,000

Brand Bausch & Lomb, germany

Year circa 1930's

Signature case

LOT 35

Important Modern & Vintage Timepieces New York, Oct 18, 2026

TIFFANY & CO, SWITZERLAND, CIGAR BOX WITH CLOCK AND CALENDAR, VARIOUS MATERIALS

A fine and rare, burl wood, leather, silver and silver gilt, manual wind cigar box with 8 day clock and calendar

Grading System: AA

USD 2,500 - 4,500

EUR 2,200 - 4,000

HKD 19,700 - 35,300

CHF 2,100 - 3,800

JPY 396,000 - 710,000

Brand Tiffany & Co, switzerland

Year circa 1935

Length 235

Height 77

Width 300

Caliber 8 days, 15 jewels

Signature dial and case

LOT 36

Important Modern & Vintage Timepieces New York, Oct 18, 2026

ECOLE DE MÉCANIQUE ET D' HORLOGERIE, NEUCHÂTEL, SWITZERLAND, ELECTROMAGNETIC ESCAPEMENT MODEL, VARIOUS MATERIALS

A very fine, rare and large, gilt brass, wood and perspex, electro-mechanical working display model of the escapement

Grading System: AA

USD 2,000 - 4,000

EUR 1,800 - 3,600

HKD 15,700 - 31,400

CHF 1,700 - 3,400

JPY 316,000 - 640,000

Brand Ecole de mécanique et d' horlogerie, Neuchâtel , switzerland

Model Electromagnetic Escapement model

Year circa 1960's

Length 300

Height 300

Width 200

Signature case

LOT 37

Important Modern & Vintage Timepieces New York, Oct 18, 2026

BREGUET, FRANCE, REF. TYPE 101, SIDEROMETRE, SPECIAL SERIES OF 25 PIECES SOLD TO THE FRENCH AÉRONAUTIQUE ON DECEMBER 30, 1938, FOR 15,800 FRANCS, VARIOUS MATERIALS

A fine, rare and complicated split second chronograph with apertures for digital degree indication mounted on a custom made chrome stand

Grading System: AA

USD 5,000 - 8,000

EUR 4,400 - 7,100

HKD 39,300 - 63,000

CHF 4,200 - 6,700

JPY 790,000 - 1,270,000

Brand Breguet, france

Model Siderometre

Reference Type 101

Year 1938

Case No. 4107

Length 100

Height 118

Width 143

Caliber 24''', 21 jewels

Signature dial, front plate, reverse of bezel

Accessories original box

LOT 38

Important Modern & Vintage Timepieces New York, Oct 18, 2026

JAEGER, SWITZERLAND, DUOPLAN, VARIOUS MATERIALS

A very fine and extremely rare, chrome, leather and paper advertising display opening model showcasing the Duoplan movement

Grading System: AAA

USD 2,000 - 4,000

EUR 1,800 - 3,600

HKD 15,700 - 31,400

CHF 1,700 - 3,400

JPY 316,000 - 640,000

Brand Jaeger, switzerland

Model Duoplan

Year circa 1940's

Length 178

Height 305

Width 102

Signature case

LOT 39

Important Modern & Vintage Timepieces New York, Oct 18, 2026

JEAN-LEON REUTTER, SWITZERLAND, ATMOS, BAKELITE

A fine, extremely rare and early, bakelite and chrome, self winding pendule perpetuelle clock

Grading System:

USD 4,500 - 7,500

EUR 4,000 - 6,600

HKD 35,300 - 59,000

CHF 3,800 - 6,300

JPY 710,000 - 1,190,000

Brand Jean-Leon Reutter, switzerland

Model Atmos

Year circa 1930's

Length 190

Height 240

Width 120

Signature dial, case and movement

LOT 40

Important Modern & Vintage Timepieces New York, Oct 18, 2026

ANONYMOUS, CHROME

A fine and attractive, chrome vintage helicopter instrument display

Grading System: AA

USD 2,500 - 4,500

EUR 2,200 - 4,000

HKD 19,700 - 35,300

CHF 2,100 - 3,800

JPY 396,000 - 710,000

Brand Anonymous

Year circa 1950's