Vintage‎ Brass World Time Calculator With Removable Magnifying Glass

This item is a World Time Zone Dial Calculator, a vintage-style desk accessory used to manually determine the time in different parts of the world.Key Features and FunctionDesign: It typically consists of a gold-toned or brass outer ring and a dark inner disk.Time Tracking: The outer ring is marked with a 24-hour scale (1–24), while the inner disk lists major global cities like New York, London, Tokyo, and Sydney.How it Works: To find the time elsewhere, you rotate the dial to align your current local hour with your city. You can then read the corresponding hour next to any other city on the disk.Dual Purpose: Beyond time calculation, these objects are often used as decorative paperweights for a desk. Many versions also feature a top that doubles as a magnifying glass.