LANGI: A DIAMOND 'PANTHEON' DRESS RING The old brilliant-cut diamond weighing 4.07cts, collet-setEstimate: €20,000 - €30,000Starting Bid€10,000 Dublin, IrelandAdam's Auctioneers4.3(13)
A RETRO DIAMOND RING, CIRCA 1940 Of asymmetric design, collet-set with an old pear-shaped diamondEstimate: €1,500 - €2,500Starting Bid€750 Dublin, IrelandAdam's Auctioneers4.3(13)
A DIAMOND AND WOOD RING Of bombé form, the wood hoop highlighted with collet-set brilliant-cutEstimate: €2,000 - €3,000Starting Bid€1,000 Dublin, IrelandAdam's Auctioneers4.3(13)
Fancy Intense Yellow Diamond & Diamond RingEstimate: $8,000 - $10,000Current Bid - 2 bids$7,000Glen Cove, NYRoland NY4.6(1.1k)
OTTOMAN GOLD RING WITH INSCRIBED RED STONEEstimate: £3,000 - £6,000Starting Bid£2,000London, UKApollo Art Auctions4.6(142)
AN EARLY 20TH CENTURY DIAMOND DRESS RING, CIRCA 1915 Of bombé openwork design, the threeEstimate: €2,500 - €3,000Starting Bid€1,200 Dublin, IrelandAdam's Auctioneers4.3(13)
BYZANTINE GOLD RING WITH LARGE RECTANGULAR BEZELEstimate: £750 - £1,500Starting Bid£500London, UKApollo Art Auctions4.6(142)
HELLENISTIC GARNET CABOCHON IN OPENWORK GOLD RINGEstimate: £1,200 - £2,000Starting Bid£800London, UKApollo Art Auctions4.6(142)
VAN CLEEF & ARPELS: A CITRINE AND TOURMALINE RING The sugarloaf cabochon citrine in a polishedEstimate: €2,000 - €3,000Starting Bid€1,000 Dublin, IrelandAdam's Auctioneers4.3(13)
ROMAN JASPER INTAGLIO WITH EROTIC SCENE IN GOLD RINGEstimate: £1,500 - £3,000Starting Bid£1,000London, UKApollo Art Auctions4.6(142)
MUGHAL GOLD FLORAL RING WITH PINK RUBY CABOCHONEstimate: £1,500 - £3,000Starting Bid£1,000London, UKApollo Art Auctions4.6(142)
ROMAN CARNELIAN INTAGLIO WITH EROTIC SCENE IN GOLD RINGEstimate: £1,500 - £3,000Starting Bid£1,000London, UKApollo Art Auctions4.6(142)
A RETRO DIAMOND RING, FRENCH, CIRCA 1940 Of stylised bow design, the central European-cut diamondEstimate: €500 - €700Starting Bid€240 Dublin, IrelandAdam's Auctioneers4.3(13)
A RETRO DIAMOND RING, CIRCA 1940 Of bow design, the central old European-cut diamond in a squareEstimate: €1,000 - €1,500Starting Bid€440 Dublin, IrelandAdam's Auctioneers4.3(13)
ROMAN GOLD RING WITH MALACHITE CABOCHONEstimate: £750 - £1,500Starting Bid£500London, UKApollo Art Auctions4.6(142)
LATE ROMAN GOLD RING WITH CARNELIAN INTAGLIO OF EROTESEstimate: £600 - £1,000Starting Bid£400London, UKApollo Art Auctions4.6(142)
MEDIEVAL GOLD RING WITH LARGE RUBY CABOCHONEstimate: £600 - £1,000Starting Bid£400London, UKApollo Art Auctions4.6(142)
A SILVER RING SET WITH AN INSCRIBED YELLOW HARDSTONE, PERSIA, 19TH CENTURYEstimate: £400 - £600Starting Bid£300London, UKPLAKAS4.3(11)
MEROVINGIAN GOLD RING WITH GARNET IN FLOWER-SHAPED BEZELEstimate: £1,500 - £3,000Starting Bid£1,000London, UKApollo Art Auctions4.6(142)
ROMAN GOLD RING WITH CARNELIAN INTAGLIO OF CLASPED HANDSEstimate: £900 - £1,500Starting Bid£600London, UKApollo Art Auctions4.6(142)
Roman Chrome Chalcedony Cameo of Eros in Renaissance Gold and Enamel RingEstimate: £18,000 - £24,000Starting Bid£16,000Harwich, EssexTimeLine Auctions Ltd.4.6(203)
Sapphire, Diamond & Gold RingEstimate: $1,500 - $2,500Current Bid - 3 bids$1,300Glen Cove, NYRoland NY4.6(1.1k)
SASANIAN BLACK STONE INTAGLIO OF A PRIEST IN HIGH KARAT GOLD RINGEstimate: £900 - £1,500Starting Bid£600London, UKApollo Art Auctions4.6(142)
SASANIAN HIGH KARAT GOLD RING WITH CARNELIAN INTAGLIO OF A GODDESSEstimate: £750 - £1,500Starting Bid£500London, UKApollo Art Auctions4.6(142)