A D-section silver hoop with leaf to each shoulder and ropework border to the void, flat scaphoid plaque with tiered bezel and inset garnet. 21.37 grams, 35.28 mm overall, 20.60 x 15.27 mm internal diameter (approximate size British L, USA 5 3/4, Europe 11.24, Japan 10)



Ex property of a private collector; acquired before 1975.

The hoop with expanded shoulders and a sub-rectangular bezel with a raised oval intaglio image of the God Mars standing right, wearing a helmet. 16.01 grams, 27.09 mm overall, 23.53 mm internal diameter (approximate size British S, USA 9, Europe 20, Japan 19)



From the collection of a North American gentleman, formed in the 1990s.

Mars Ultor was linked with Roman war imagery. Mars represented military power, the strength of the army and violence in battle. The ring was probably a gift for a soldier.

Eastern Roman carnelian cloison with intaglio Mercury standing with caduceus and coin-purse; in a medieval round-section hoop with scooped shoulders, tall hollow-formed facetted bezel with carinated rim; supplied with a museum-quality impression. 5.72 grams, 30.64 mm overall, 16.55 x 14.39 mm internal diameter (approximate size British G, USA 3 1/4, Europe 4.92, Japan 4)



Ex property of a North London lady; gifted from her father's collection; formerly with a Mayfair gallery, London, UK; previously acquired in the 1980s.

With round-section shank and acorn-shaped finials. 114 grams, 16.6 cm



Property of a European gentleman; formerly in a German private collection formed in the 1950-1970s.

Carved in the round model of a recumbent canine with head resting on the forelegs; leaf-shaped ears, and deep-set eyes. 14.2 grams, 40 mm



Acquired in the mid 1980s-1990s. Private collection, Switzerland, thence by descent. Private collection, since the late 1990s. This lot has been checked against the Interpol Database of stolen works of art and is accompanied by a search certificate number no.12588-232168.

The small rock crystal sculpture is modelled on similar figures representing sleeping hunting dogs. The subject occurs in cameos, plastic vases, as well as in lamps. These images have symbolic value, implying something of the fidelity of the dogs they depict, as well as their bravery and dependability as guardians.

Comprising a piriform body with dimple base, tapering tubular neck with pinched and everted rim. 68 grams, 16 cm



From an important collection of glass, London, UK, 1990s.

With a vertical cutting edge to the blade, D-sectioned shaft with baluster-style terminals; remains of ferrous pin, hinge and catch-plate to reverse. 14.7 grams, 34 mm



Ex DRG Coins and Antiquities, Bishops Stortford, Essex, UK. From the private collection of a West London, UK, gentleman, formed since the early 2000s. Accompanied by a handwritten dealer's ticket.

With shank widening to the fluted shoulders; flat bezel set with a later oval carnelian intaglio engraved with the bust of Isis with corkscrew locks falling to shoulders, sun-disc in horns headdress and carrying a lotus flower sceptre; Serapis facing with beard and kalathos headdress. 14.46 grams, 30.01 mm overall, 21.80 x 18.99 mm internal diameter (approximate size British U, USA 10, Europe 22.52, Japan 21)



From the collection of a European gentleman living in South London; acquired 1970-1980.

Including ribbed melon and other types. 9.36 grams total, 8-18 mm



From the private collection of the late Mr S.M., 1969-1999.

Spherical knops to the crossbar, keeled bow with vine leaf decoration, coiled collar at the base of the bow. 21.6 grams, 61 mm



From the collection of a gentleman, acquired on the London art market in the 1990s.

Hexagonal in plan with incised outline, central impressed foliage motif; embedded pebble. 193 grams, 98 mm



From the collection of a Buckinghamshire, UK, collector established from the earlier 1960s.

Discoid lid with hinge plates on the rear edge, stylised dolphin balancing on its elongated snout, large pectoral fins. 49 grams, 43 mm



Ex German art market, 2000s. Acquired from an EU collector living in London. From the collection of a Surrey, UK, gentleman. This lot is accompanied by an illustrated lot declaration signed by the Head of the Antiquities Department, Dr Raffaele D'Amato.