Caspar Lehmann was a German gem cutter and glass engraver.
Caspar Lehmann, plaque with a portrait of Christian II, Elector of Saxony, 1602 or 1606, Museum of Decorative Arts in Prague
Caspar Lehmann, Beaker with the coats of arms of Wolf Sigismund von Losenstein and Susana von Rogendorf, and three allegorical figures, dated 1605, Museum of Decorative Arts in Prague
Glass made by Caspar Lehmann
Engraved rock crystal plaque
An engraved gem, frequently referred to as an intaglio, is a small and usually semi-precious gemstone that has been carved, in the Western tradition normally with images or inscriptions only on one fa
Roman intaglio portrait of Caracalla in amethyst, once in the Treasury of Sainte-Chapelle. At some point it was adapted by adding an inscription and cross to represent Saint Peter
Relief cameo of a Roman prince. Perhaps 14th century.
Antelopes attacked by birds: cylinder seal in hematite and its impression. Late Bronze Age II (maybe 14th century BC), from Cyprus in the Minoan period, following Near Eastern precedents.
Reclining satyr, Etruscan c. 550 BC, 2.2 cm wide, agate. Note the vase shown "sideways"; it is characteristic of early gems that not all elements in the design are read from the same direction of view.