A fine, 18k yellow gold, self winding water-resistant, perpetual calendar wristwatch with moonphase and leap year indicator, six screws fixed caseback, and water resistant up to three atmospheres (100 feet/30 meters).
Grading System: AA
CHF 4,500 - 6,500
HKD 39,000 - 57,000
USD 5,000 - 7,200
EUR 4,600 - 6,700
Brand Movado, Switzerland
Model COLLECTION 1881
Reference 44.B3.881
Year Circa 1990
Case No. 180
Bracelet Leather, gold plated Movado buckle
Diameter 34 mm.
Caliber 2890-9, copper-colored, 21 jewels, straight-line lever escapement, monometallic balance, shock absorber, selfcompensating fl at balance spring, micrometer regulator.
Signature Dial, case and movement
Accessories fitted box
A. LANGE & SÖHNE, GERMANY, REF. 101.022, LANGE 1, ORIGINAL BOX AND WARRANTY, 18K YELLOW GOLD
A very fine, attractive, early, 18k yellow gold, manual wind wristwatch with date and power reserve
Grading System: AAA
CHF 15,000 - 25,000
HKD 130,000 - 218,000
USD 16,600 - 27,700
EUR 15,300 - 25,500
Brand A. Lange & Söhne, Germany
Model Lange 1
Reference 101.022
Year circa 2000
Movement No. 35326
Case No. 142736
Bracelet leather with an 18k yellow gold Lange & Sohne buckle
Diameter 38
Caliber L 901.0, 53 jewels
Signature dial, case and movement
Accessories original fitted box, warranty
Sold: CHF 20,000
URBAN JÜRGENSEN, SWITZERLAND, REF. 2, PERPETUAL CALENDAR, 18K YELLOW GOLD
A very fine and extremely rare, 18k yellow gold, self winding perpetual calendar wristwatch
Grading System: 
CHF 35,000 - 45,000
HKD 304,000 - 390,000
USD 38,700 - 49,800
EUR 35,700 - 45,900
Brand Urban Jürgensen, switzerland
Model Perpetual Calendar
Reference 2
Year circa 1990's
Case No. 012
Bracelet leather with an 18k yellow gold Urban Jurgensen buckle
Diameter 38
Caliber 044-100, 35 jewels
Signature dial, case and movement
Accessories original fitted box, instruction booklet
Sold: CHF 47,500
BREGUET, SWITZERLAND, REF. 3670, HERITAGE, DIAMOND-SET BEZEL AND LUGS, WHITE GOLD
A fine, elegant, 18k white gold, manual wind wristwatch with diamond-set bezel and lugs
Grading System: AA
CHF 5,000 - 8,000
HKD 43,300 - 70,000
USD 5,600 - 8,900
EUR 5,100 - 8,200
Brand Breguet, Switzerland
Model Heritage
Reference 3670
Year Sold in December 1998
Case No. 3619H
Bracelet platinum Breguet deployant clasp
Diameter 29 x 42 (with lugs)
Caliber 532, 25 jewels
Signature Dial, case and movement signed
Accessories original fitted box, certificate of origin, push pin
BREGUET, SWITZERLAND, REF. 5930, CENTER-SECONDS, 18K YELLOW GOLD
A fine, attractive, 18k yellow gold, self winding center-seconds wristwatch with two-tone dial and date
Grading System: AA
CHF 4,000 - 6,000
HKD 34,700 - 52,000
USD 4,500 - 6,700
EUR 4,100 - 6,200
Brand Breguet, switzerland
Reference 5930
Year Sold in March 2015
Case No. 3045BF
Bracelet leather with an 18k yellow gold Breguet buckle
Diameter 36
Caliber 517.1, 28 jewels
Signature dial, case and movement
Accessories original fitted box, certificate of origin, instruction booklet
Sold: CHF 6,875
IWC, SWITZERLAND, REF. 3750, DA VINCI ITALY, LIMITED TO 120 PIECES, 18K PINK GOLD
A fine and very rare, limited, 18k pink gold, self winding perpetual calendar wristwatch with chronograph in celebration of their 120 years in Italy (1868-1988)
Grading System: AAA
CHF 8,000 - 12,000
HKD 70,000 - 104,000
USD 8,900 - 13,300
EUR 8,200 - 12,300
Brand IWC, switzerland
Model Da Vinci Italy
Reference 3750
Year circa 1988
Case No. 2418742
Bracelet leather with an 18k pink gold IWC buckle
Diameter 39
Caliber 79061, 36 jewels
Signature dial, case and movement
Accessories calendar disk
Sold: CHF 11,250
IWC, SWITZERLAND, REF. 3545, NOVECENTO, BLACK DIAL, 18K YELLOW GOLD
A fine, complicated, 18k yellow gold, self winding perpetual calendar wristwatch with black dial
Grading System: AA
CHF 5,000 - 8,000
HKD 43,300 - 70,000
USD 5,600 - 8,900
EUR 5,100 - 8,200
Brand IWC, switzerland
Model Novecento
Reference 3545
Year circa 1990's
Case No. 2408718, 647
Bracelet leather with an 18k yellow gold IWC buckle
Diameter 27 x 41 (with lugs)
Caliber 32062, 33 jewels
Signature dial, case and movement
Accessories fitted box
Sold: CHF 6,875
A fine, large, iconic, stainless steel, self winding wristwatch with date
Grading System: AAA
CHF 18,000 - 25,000
HKD 156,000 - 218,000
USD 19,900 - 27,700
EUR 18,400 - 25,500
Brand Audemars Piguet, switzerland
Model Royal Oak "Jumbo"
Reference 15300ST.OO.1220ST.03
Year Sold in November 2008
Movement No. 717140
Case No. G22660, 7031
Bracelet stainless steel Audemars Piguet bracelet with double deployant clasp, approx. overall length 175 mm.
Diameter 40
Caliber 3120
Signature dial, case and movement
Accessories warranty certificate, instruction booklet
Sold: CHF 23,750
A very fine and very rare, limited to 450 examples, stainless steel, self winding wristwatch made for Time for the Trees foundation
Grading System:
CHF 35,000 - 55,000
HKD 304,000 - 478,000
USD 38,700 - 61,000
EUR 35,700 - 57,000
Brand Audemars Piguet, switzerland
Model Royal Oak, Time for the Trees foundation
Reference 15100 ST
Year 1999
Case No. E27571,
Bracelet stainless steel Audemars Piguet bracelet with deployant clasp, approx. overall length 155 mm.
Diameter 36
Caliber 2225, 36 jewels
Signature dial, case and movement
Accessories fitted box, Audemars Piguet information from the archives, Audemars Piguet overhaul receipt dated August 2022
Sold: CHF 40,000
AUDEMARS PIGUET, SWITZERLAND, REF. 5402, ROYAL OAK "JUMBO", B SERIES, 18K YELLOW GOLD
A very fine and rare, large, 18k yellow gold, self winding wristwatch with date
Grading System:
CHF 100,000 - 150,000
HKD 870,000 - 1,300,000
USD 112,000 - 166,000
EUR 102,000 - 154,000
Brand Audemars Piguet, switzerland
Model Royal Oak "Jumbo"
Reference 5402
Year circa 1978
Movement No. 197594
Case No. B34716, 390
Bracelet 18k yellow gold Audemars Piguet bracelet with white gold deployant clasp, approx. overall length 175 mm.
Diameter 39
Caliber 2121/1, 36 jewels
Signature dial, case and movement
Accessories fitted box
AUDEMARS PIGUET, SWITZERLAND, REF. 4100BA, ROYAL OAK, 18K YELLOW GOLD
A fine, iconic, 18k yellow gold, self winding mid-size wristwatch with date
Grading System: AA
CHF 10,000 - 15,000
HKD 87,000 - 130,000
USD 11,100 - 16,600
EUR 10,200 - 15,300
Brand Audemars Piguet, switzerland
Model Royal Oak
Reference 4100BA
Year circa 1990
Movement No. 279478
Case No. C00278/ 108
Bracelet 18k yellow gold Audemars Piguet bracelet with double deployant clasp, approx. overall length 175 mm.
Diameter 36
Caliber 2123, 33 jewels
Signature dial, case and movement
Accessories fitted box, Audemars Piguet overhaul invoice dated 2018 in the amount of CHF 3'290
Sold: CHF 20,000
A very fine and rare, complicated, 18k yellow gold, self winding skeleton perpetual calendar wristwatch
Grading System:
CHF 100,000 - 200,000
HKD 870,000 - 1,740,000
USD 112,000 - 222,000
EUR 102,000 - 204,000
Brand Audemars Piguet, switzerland
Model Royal Oak Quantieme Perpetuel Skeleton
Reference 25829BA.OO.0944BA.01
Year circa 2001
Case No. E73318/ 076
Bracelet 18k yellow gold Audemars Piguet bracelet with deployant clasp, approx. overall length 170 mm.
Diameter 39
Caliber 2120/2802, 38 jewels
Signature dial, case and movement
Accessories original winding mahogany box, instruction booklet, key
Sold: CHF 150,000
ROLEX, SWITZERLAND, REF. 1675, GMT-MASTER, GILT DIAL, STAINLESS STEEL
A fine, attractive, stainless steel, self winding Gmt wristwatch with date
Grading System: AAA
CHF 12,000 - 18,000
HKD 104,000 - 156,000
USD 13,300 - 19,900
EUR 12,300 - 18,400
Brand Rolex, switzerland
Model Gmt-Master
Reference 1675
Year 1967
Case No. 1637501
Bracelet stainless steel Rolex USA riveted bracelet dated 67, approx. overall length 148 mm.
Diameter 39
Caliber 1570, 26 jewels
Signature dial, case and movement
Accessories Gmt leaflet
Sold: CHF 11,250
ROLEX, SWITZERLAND, REF. 1675, GMT-MASTER, STAINLESS STEEL
A fine, stainless steel, self winding wristwatch with Gmt function and date
Grading System: AA
CHF 7,000 - 12,000
HKD 61,000 - 104,000
USD 7,800 - 13,300
EUR 7,200 - 12,300
Brand Rolex, switzerland
Model Gmt-Master
Reference 1675
Year circa 1978
Case No. 5748539
Bracelet stainless steel Rolex bracelet (78360/580), approx. overall length 160 mm.
Diameter 39
Caliber 1570, 26 jewels
Signature dial, case and movement
Sold: CHF 8,750
Grading System: AAA
CHF 15,000 - 25,000
HKD 130,000 - 218,000
USD 16,600 - 27,700
EUR 15,300 - 25,500
Brand Rolex, switzerland
Model Turn-o-graph
Year circa 1953
Case No. 949133
Bracelet stainless steel Rolex folded bracelet (7835/80), approx. overall length
Diameter 36
Caliber A260, 19 jewels
Signature dial, case and movement
Sold: CHF 15,000
ROLEX, SWITZERLAND, REF. 5513, SUBMARINER, STAINLESS STEEL
A fine, iconic, stainless steel, self winding diver's wristwatch
Grading System: AA
CHF 6,000 - 10,000
HKD 52,000 - 87,000
USD 6,700 - 11,100
EUR 6,200 - 10,200
Brand Rolex, switzerland
Model Submariner
Reference 5513
Year circa 1979
Case No. 6014756
Bracelet stainless steel Rolex bracelet (93150/580), approx. overall length 165 mm.
Diameter 39
Caliber 1520, 26 jewels
Signature dial, case and movement
Sold: CHF 8,125
ROLEX, SWITZERLAND, REF. 1680, SUBMARINER MK II, OPEN 6, STAINLESS STEEL
A fine, attractive, stainless steel, self winding diver's wristwatch mark II dial with date.
Grading System: AA
CHF 8,000 - 14,000
HKD 70,000 - 122,000
USD 8,900 - 15,500
EUR 8,200 - 14,300
Brand Rolex, Switzerland
Model Submariner MK II
Reference 1680
Year Circa 1972
Movement No. 439104
Case No. 2991522
Diameter 40 mm.
Caliber 1570, 26 jewels
Signature Dial, case and movement
A fine, rare, attractive, stainless steel, self winding diver's wristwatch with date and helium gas escape valve
Grading System:
CHF 30,000 - 50,000
HKD 260,000 - 434,000
USD 33,200 - 56,000
EUR 30,600 - 51,000
Brand Rolex, switzerland
Model "Double Red" Seadweller
Reference 1665
Year sold in April 1976
Case No. 4055087
Bracelet stainless steel Rolex folded bracelet (9315/385), approx. overall length 192 mm.
Diameter 40
Caliber 1570, 26 jewels
Signature dial, case and movement
Accessories original fitted box, punched warranty, original sales receipt, Rolex Submariner and Oyster booklets, Rolex trip lock hang tag, overhaul receipt, Rolex service overhaul dated 1996
Sold: CHF 42,500
ROLEX, SWITZERLAND, REF. 16570, EXPLORER II, ORIGINAL BOX AND WARRANTY, STAINLESS STEEL
A fine, attractive, stainless steel, self winding wristwatch with 24-hour indication and date
Grading System: AA
CHF 4,000 - 6,000
HKD 34,700 - 52,000
USD 4,500 - 6,700
EUR 4,100 - 6,200
Brand Rolex, switzerland
Model Explorer II
Reference 16570
Year Sold in July 2008
Case No. D688633
Bracelet stainless steel Rolex bracelet (78790A), approx. overall length 180 mm.
Diameter 39
Caliber 3185, 31 jewels
Signature dial, case and movement
Accessories original fitted box, punched warranty
Sold: CHF 6,875
ROLEX, SWITZERLAND, REF. 16570, EXPLORER II, ORIGINAL BOX AND WARRANTY, STAINLESS STEEL
A fine, attractive, stainless steel, self winding wristwatch with 24-hour indication and date
Grading System: AA
CHF 5,000 - 8,000
HKD 43,300 - 70,000
USD 5,600 - 8,900
EUR 5,100 - 8,200
Brand Rolex, switzerland
Model Explorer II
Reference 16570
Year circa 2004
Case No. F556798
Bracelet stainless steel Rolex bracelet (78790A), approx. overall length 157 mm.
Diameter 39
Caliber 3185
Signature dial, case and movement
Accessories original fitted box, punched warranty, booklet
Sold: CHF 6,250