World Time 2523

The first world timer with two crowns: the small crown at 9 turns the inner city disc. 35.5 mm Gerlach case with lugs faceted on two axes. Dials plain guillochéGuillochéDecorative patterns engraved into a surface with an engine-turning machine. Similar-looking patterns do not by themselves establish how a dial was made., blue enamelEnamelA glass-based decorative material fused to metal by firing. In traditional dial-making, powdered enamel is applied in layers and heated in a kiln. A dealer’s colour or finish description alone does not establish this construction. or cloisonnéCloisonnéEnamel decoration in which fine metal wires divide the design into cells that are filled and fired., with matte city rings. Sold poorly and was made in tiny numbers.