A vintage Olympus (Japan) inverted metallurgical microscope model PME, serial no. 204748, powers up when plugged in, no further testing, in good vintage condition, parts not guaranteed

Current Top Bid: $65

A Must de Cartier ladies mechanical watch, with tank case and gold tone dial with faux sapphire crown, original brown leather band, and gold plated sterling silver case, marked to back, serial no. 6203956, in original box with paperwork Winds, ticks, no further testing; wear to band, case very good, measured approx.:

Current Top Bid: $405

An Omega ‘Seamaster’ quartz watch, with gold tone champagne dial, date window, and Citizen brown leather band, back marked with owner’s service dedication from the Commonwealth Bank Case back interior marked for Omega, numbered 196 0079; movement marked Omega 1342, serial no. 42 568996, untested; appears in good used condition, minor wear and tear, untested

Current Top Bid: $115

A Must de Cartier ladies quartz watch, with deep blue gold flecked 'night sky' dial, faux sapphire crown, original black leather band, and gold plated sterling silver case, marked to back serial no. 17029346, in original box with paperwork Untested, interior uninspected, good used condition with wear and tear to case and band, dial approx.:

Current Top Bid: $255

An automatic watch, marked Omega 'Seamaster', with silver tone dial, case, and band, date window Very good used condition, interior uninspected, authenticity unconfirmed, appears unmarked, 2.5cm (dia.)

Current Top Bid: $297

A rare Omega 'Constellation Chronometer' electronic F300hz watch, in silver tone case with date window and sunken pie-pan style dial and orange bezel, luminous markers and hands, case back interior marked for Omega and numbered 198.0027, movement variously marked 'Omega' '23Y2', 'Lic. Bulova & Pat. ESA Swiss' 'Omega 1250' with serial no. 34862498, and 'ESA 9162' Good used condition; notable scratching to dial crystal, some case wear, untested, case approx.:

Current Top Bid: $116

An antique 9ct gold Rolex mechanical watch, with gold tone dial with luminous hands and small seconds, interior case back marked '9C Rolex 25 World's Records 19846' movement marked 'Rolex/Breguet Hairspring/15 Rubies' Winds, does not run consistently (wheel turns, slows, speeds up again/alternately runs smoothly) for servicing; surface wear and tear including significant wear to 'Rolex' dial mark, case measured including lugs:

Current Top Bid: $35

A rare Omega 'Seamaster Chronometer' electronic F300hz watch, with ESA 9162 tuning fork movement, c.1970s, with silver dial and glossy batons, date window, and heavy silver tone ovoid case, and original stainless Omega band, interior case back marked for Omega, 198.0044, with movement variously marked 'Omega' '92Y2' 'Lic. Bulova & Pat. ESA Swiss' 'Omega 1250' with serial no. 35746635, and 'ESA 9162' Minor wear and tear including small scuffs and scratches, minor chips to edge of crystal, untested, dial approx.:

Current Top Bid: $227