The handle plate ornament, with scrolling and naturalistic duck heads, is found on early Imperial silver from Pompeii and elsewhere, and continues into the 2nd and 3rd centuries. For related ornament on a patera handle of the 1st century, from the House of Menander, Pompeii, see no. 148 in L.P.B. Stefanelli, L'Argento dei Romani, Vasellame da Tavola e D'Apparato. For similar ornament on a 2nd century casserole handle found at Chatuzange in 1888, now in the British Museum, see no. 192 in F. Baratte, et al., Tresors D'Orfevrerie Gallo-Romains.
According to D. Strong, Greek and Roman Gold and Silver Plate, p. 163, "Unlike the earlier cups, examples of the 2nd and 3rd centuries are usually solid cast and not made by repoussé; they do not require the use of an inner lining. The technique of solid casting is one feature that distinguishes the cups of the period..."