672 lots

LOT 121

Important Modern & Vintage Timepieces Geneva, May 09, 2026

AUDEMARS PIGUET, SWITZERLAND, REF. 15510ST.OO.1320ST.04, ROYAL OAK 50TH ANNIVERSARY, GREEN DIAL, STAINLESS STEEL

A fine, large, rare, stainless steel, self winding wristwatch with date made for the 50th Anniversary of the Royal Oak

Grading System: AAA

CHF 28,000 - 38,000

HKD 278,000 - 378,000

USD 35,500 - 48,100

EUR 30,400 - 41,200

JPY 5,650,000 - 7,660,000

Brand Audemars Piguet, switzerland

Model Royal Oak 50th Anniversary

Reference 15510ST.OO.1320ST.04

Year Sold in December 2022

Case No. PM9352G

Bracelet stainless steel Audemars Piguet bracelet with deployant clasp, approx. overall length 178 mm.

Diameter 41

Caliber 4302, 32 jewels

Signature dial, case and movement

Accessories original fitted box, warranty card, certificate of origin, instruction and sales warranty booklets

LOT 122

Important Modern & Vintage Timepieces Geneva, May 09, 2026

AUDEMARS PIGUET, SWITZERLAND, REF. 15407ST.OO.1220ST.01, ROYAL OAK DOUBLE BALANCIER SQUELETTE, STAINLESS STEEL

A fine, rare and desirable, stainless steel, self winding skeletonised wristwatch with double balance wheel

Grading System:

CHF 80,000 - 120,000

HKD 800,000 - 1,190,000

USD 102,000 - 152,000

EUR 87,000 - 130,000

JPY 16,130,000 - 24,190,000

Brand Audemars Piguet, switzerland

Model Royal Oak Double Balancier Squelette

Reference 15407ST.OO.1220ST.01

Year circa 2019

Case No. J82780

Bracelet stainless steel Audemars Piguet bracelet with double deployant clasp, approx. overall length 180 mm.

Diameter 41

Caliber 3132, 38 jewels

Signature dial, case and movement

Accessories original fitted box, warranty card, warranty booklet

LOT 123

Important Modern & Vintage Timepieces Geneva, May 09, 2026

LONGINES, SWITZERLAND, "PILOT", ENAMEL DIAL, CHROME

TO BE SOLD WITHOUT RESERVE

A fine, large, rare, chrome, manual wind wristwatch with enamel dial

Grading System: AA

CHF 1,000 - 2,000

HKD 10,000 - 19,900

USD 1,300 - 2,600

EUR 1,100 - 2,200

JPY 202,000 - 404,000

Brand Longines, switzerland

Model "Pilot"

Year Sold in December 1916 to Schwob, agent for Russia

Movement No. 3364823

Case No. 3364823

Diameter 38

Caliber 15.26, 17 jewels

Signature dial, case and movement

Accessories extract from the archives

LOT 124

Important Modern & Vintage Timepieces Geneva, May 09, 2026

LONGINES, SWITZERLAND, REF. 4366, SALMON DIAL, STAINLESS STEEL

TO BE SOLD WITHOUT RESERVE

A fine, rare and attractive, stainless steel, manual wind wristwatch

Grading System: AA

CHF 1,500 - 2,500

HKD 14,900 - 24,800

USD 1,900 - 3,200

EUR 1,650 - 2,800

JPY 304,000 - 510,000

Brand Longines, switzerland

Reference 4366

Year sold in July 1941 to Ostersetzer agent for Italy

Movement No. 6124908

Diameter 35

Caliber 12.68 Z, 17 jewels

Signature dial, case and movement

Accessories extract from the archives

LOT 125

Important Modern & Vintage Timepieces Geneva, May 09, 2026

LONGINES, SWITZERLAND, REF. 6273, CALIBER 12.68 Z, STAINLESS STEEL

TO BE SOLD WITHOUT RESERVE

A fine, very well-preserved, stainless steel, manual wind wristwatch

Grading System: AA

CHF 1,000 - 2,000

HKD 10,000 - 19,900

USD 1,300 - 2,600

EUR 1,100 - 2,200

JPY 202,000 - 404,000

Brand Longines, switzerland

Reference 6273

Year sold in February 1956 to Longines France

Movement No. 9528426

Bracelet stainless steel Longines bracelet with deployant clasp, approx. overall length 165 mm.

Diameter 35

Caliber 12.68 Z, 17 jewels

Signature dial, case and movement

Accessories original fitted box, extract from the archives, hang tag, red seal

LOT 126

Important Modern & Vintage Timepieces Geneva, May 09, 2026

LONGINES, SWITZERLAND, REF. 3864/ 2207, "TRE TACCHE", CALIBER 12.68 Z, STAINLESS STEEL

TO BE SOLD WITHOUT RESERVE

A fine, rare, well-preserved, stainless steel, manual wind waterproof wristwatch

Grading System: AAA

CHF 1,500 - 2,500

HKD 14,900 - 24,800

USD 1,900 - 3,200

EUR 1,650 - 2,800

JPY 304,000 - 510,000

Brand Longines, switzerland

Model "Tre Tacche"

Reference 3864/ 2207

Year Sold in May 1939 to Ostersetzer agent for Italy

Movement No. 5701277

Diameter 35

Caliber 12.68 Z, 17 jewels

Signature dial, case and movement

Accessories extract from the archives

LOT 127

Important Modern & Vintage Timepieces Geneva, May 09, 2026

IWC, SWITZERLAND, NEW OLD STOCK, CALIBER 89, ORIGINAL BOX, CERTIFICATE AND HANG TAG, STAINLESS STEEL

A fine, rare, as new, stainless steel, manual wind center second wristwatch

Grading System: AA

CHF 3,000 - 5,000

HKD 29,800 - 49,600

USD 3,800 - 6,400

EUR 3,300 - 5,500

JPY 610,000 - 1,010,000

Brand IWC, switzerland

Year circa 1955

Movement No. 1358016

Case No. 1340516

Diameter 35

Caliber 89, 17 jewels

Signature dial, case and movement

Accessories original fitted box, certificate of warranty, hang tag

LOT 128

Important Modern & Vintage Timepieces Geneva, May 09, 2026

LONGINES, SWITZERLAND, CALIBER 13.33, 18K YELLOW GOLD

A fine, rare and attractive, 18k yellow gold, manual wind single-button chronograph wristwatch with enamel dial and multicoloured scales

Grading System: AA

CHF 3,000 - 5,000

HKD 29,800 - 49,600

USD 3,800 - 6,400

EUR 3,300 - 5,500

JPY 610,000 - 1,010,000

Brand Longines, switzerland

Year circa 1930's

Movement No. 4811709

Case No. 4811709

Diameter 35

Caliber 13.33, 17 jewels

Signature dial, case and movement

LOT 129

Important Modern & Vintage Timepieces Geneva, May 09, 2026

LONGINES, SWITZERLAND, CENTRAL MINUTE COUNTER, APPLIED BREGUET NUMERALS, 10K GOLD FILLED

TO BE SOLD WITHOUT RESERVE

A fine and attractive, 10k gold filled, manual wind chronograph with central minute counter

Grading System: AA

CHF 1,500 - 2,500

HKD 14,900 - 24,800

USD 1,900 - 3,200

EUR 1,650 - 2,800

JPY 304,000 - 510,000

Brand Longines, switzerland

Year circa 1940's

Movement No. 6143259

Case No. 9304978

Diameter 31

Caliber 12.68 Z, 17 jewels

Signature dial, case and movement

LOT 130

Important Modern & Vintage Timepieces Geneva, May 09, 2026

LONGINES, SWITZERLAND, REF. 5824, OVERSIZED PILOT'S FLYBACK CHRONOGRAPH WRISTWATCH WITH TWO DIALS, STAINLESS STEEL

A very rare and attractive stainless steel, manual wind oversized pilot’s single-button flyback chronograph wristwatch with central registers and two dials (white and black). Polished and brushed case, graduated revolving bezel, curved lugs, and large ball-shaped winding crown designed for use with gloves. Black or white dial with radium-coated Arabic numerals, subsidiary seconds, outer minute track, outermost 1/5th-second scale, and 60-minute register. Radium-coated skeleton hands, with red for the register.

Grading System:

CHF 20,000 - 40,000

HKD 200,000 - 398,000

USD 25,400 - 51,000

EUR 21,700 - 43,300

JPY 4,040,000 - 8,070,000

Brand Longines, Switzerland

Reference 5824

Year Sold on June 27th, 1947

Movement No. 7255445

Case No. 23473

Diameter 47 mm.

Caliber Cal. 12.68Z (produced since 1939), rhodium plated, 18 jewels, bronze beryllium straight line lever escapement, monometallic balance, shock-absorber, self-compensating Breguet balance-spring.

Signature Dial, case and movement

Accessories Extract from the Archives, additional black dial

LOT 131

Important Modern & Vintage Timepieces Geneva, May 09, 2026

EBERHARD & CO., SWITZERLAND, PRE EXTRA FORT, STAINLESS STEEL

TO BE SOLD WITHOUT RESERVE

A fine, large and attractive, stainless steel, manual wind single button chronograph with tropical dial

Grading System: AAA

CHF 4,000 - 6,000

HKD 39,700 - 60,000

USD 5,100 - 7,600

EUR 4,400 - 6,500

JPY 810,000 - 1,210,000

Brand Eberhard & Co., switzerland

Model Pre Extra Fort

Year circa 1950's

Movement No. 11430

Case No. 12681

Diameter 40

Caliber 15''', 17 jewels

Signature dial, case and movement

LOT 132

Important Modern & Vintage Timepieces Geneva, May 09, 2026

EBERHARD & CO., SWITZERLAND, PRE EXTRA FORT, SINGLE BUTTON CHRONOGRAPH, 18K YELLOW GOLD

A fine, large and attractive, 18k yellow gold, manual wind single button chronograph wristwatch

Grading System: AA

CHF 3,000 - 5,000

HKD 29,800 - 49,600

USD 3,800 - 6,400

EUR 3,300 - 5,500

JPY 610,000 - 1,010,000

Brand Eberhard & Co., switzerland

Model Pre Extra Fort

Year circa 1940's

Case No. 1017836

Diameter 39

Caliber 16''', 17 jewels

Signature dial, case and movement

LOT 133

Important Modern & Vintage Timepieces Geneva, May 09, 2026

EBERHARD & CO., SWITZERLAND, PRE EXTRA FORT, SINGLE BUTTON CHRONOGRAPH, SALMON DIAL, STAINLESS STEEL

A fine, large, rare, stainless steel, manual wind single button chronograph wristwatch

Grading System: AA

CHF 3,000 - 5,000

HKD 29,800 - 49,600

USD 3,800 - 6,400

EUR 3,300 - 5,500

JPY 610,000 - 1,010,000

Brand Eberhard & Co., switzerland

Model Pre Extra Fort

Year circa 1950

Case No. 1005334

Diameter 40

Caliber 16''', 17 jewels

Signature dial, case and movement

LOT 134

Important Modern & Vintage Timepieces Geneva, May 09, 2026

EBERHARD & CO., SWITZERLAND, EXTRA FORT, STAINLESS STEEL

A fine, stainless steel, manual wind single button chronograph wristwatch

Grading System: A

CHF 2,000 - 4,000

HKD 19,900 - 39,700

USD 2,600 - 5,100

EUR 2,200 - 4,400

JPY 404,000 - 810,000

Brand Eberhard & Co., Switzerland

Model  Extra Fort

Year circa 1950

Case No. 1016513

Diameter 40

Caliber 15''', 17 jewels

Signature case, dial and movement

LOT 135

Important Modern & Vintage Timepieces Geneva, May 09, 2026

ETERNA, SWITZERLAND, TROPICAL DIAL, STAINLESS STEEL

TO BE SOLD WITHOUT RESERVE

A fine, large and attractive, stainless steel, manual wind waterproof chronograph wristwatch with tropical dial

Grading System: AA

CHF 6,000 - 10,000

HKD 60,000 - 100,000

USD 7,600 - 12,700

EUR 6,500 - 10,900

JPY 1,210,000 - 2,020,000

Brand Eterna, switzerland

Year circa 1950's

Movement No. 3917263

Case No. 3729053

Diameter 38

Caliber 17 jewels

Signature dial, case (with engraving) and movement

LOT 136

Important Modern & Vintage Timepieces Geneva, May 09, 2026

ETERNA, SWITZERLAND, STAINLESS STEEL

TO BE SOLD WITHOUT RESERVE

A fine, large, rare, well-preserved, stainless steel, manual wind waterproof chronograph wristwatch with black dial

Grading System: AA

CHF 2,500 - 4,500

HKD 24,800 - 44,700

USD 3,200 - 5,700

EUR 2,800 - 4,900

JPY 510,000 - 910,000

Brand Eterna, switzerland

Year circa 1945

Case No. 3932725

Diameter 38

Caliber Valjoux 22, 17 jewels

Signature dial and case

LOT 137

Important Modern & Vintage Timepieces Geneva, May 09, 2026

TELDA, SWITZERLAND, STAINLESS STEEL

A fine, attractive, stainless steel, manual wind waterproof chronograph wristwatch with black multicoloured scales dial

Grading System: AA

CHF 1,500 - 2,500

HKD 14,900 - 24,800

USD 1,900 - 3,200

EUR 1,650 - 2,800

JPY 304,000 - 510,000

Brand Telda, switzerland

Year circa 1940's

Diameter 33

Caliber Venus 170, 17 jewels

Signature dial

LOT 138

Important Modern & Vintage Timepieces Geneva, May 09, 2026

ANONYMOUS, SWITZERLAND, REF. 281 100, SPILLMAN CASE, STAINLESS STEEL

TO BE SOLD WITHOUT RESERVE

A fine, large and attractive, stainless steel, manual wind waterproof chronograph wristwatch with two-tone dial

Grading System: AA

CHF 1,500 - 2,500

HKD 14,900 - 24,800

USD 1,900 - 3,200

EUR 1,650 - 2,800

JPY 304,000 - 510,000

Brand Anonymous, switzerland

Reference 281 100

Year circa 1940's

Diameter 38

Caliber Valjoux 22, 17 jewels

LOT 139

Important Modern & Vintage Timepieces Geneva, May 09, 2026

HAMPDEN WATCH CO., SWITZERLAND, GRAND PRIX CHRONOGRAPH SKYDIVER, STAINLESS STEEL

TO BE SOLD WITHOUT RESERVE

A fine, stainless steel, manual wind chronograph wristwatch

Grading System: A

CHF 1,000 - 2,000

HKD 10,000 - 19,900

USD 1,300 - 2,600

EUR 1,100 - 2,200

JPY 202,000 - 404,000

Brand Hampden Watch Co., switzerland

Model Grand Prix Chronograph Skydiver

Year circa 1968

Bracelet stainless steel bracelet with deployant clasp, approx. overall length 150 mm.

Diameter 37

Caliber 17 jewels

Signature dial, case and movement

LOT 140

Important Modern & Vintage Timepieces Geneva, May 09, 2026

HEUER, SWITZERLAND, REF. 1550 SG, BUNDESWEHR FLYBACK CHRONOGRAPH 3H, STAINLESS STEEL

A fine and rare, military, grey-coated stainless steel, manual wind chronograph wristwatch delivered to the German military

Grading System: AA

CHF 3,000 - 5,000

HKD 29,800 - 49,600

USD 3,800 - 6,400

EUR 3,300 - 5,500

JPY 610,000 - 1,010,000

Brand Heuer, Switzerland

Model Bundeswehr Flyback chronograph 3H

Reference 1550 SG

Year circa 1970's

Case No. 6645-12-146-3774

Diameter 43

Caliber Valjoux 230, 17 jewels

Signature dial, case and movement

Accessories blank warranty