1996 Delma - Royal Geographical Society Chronograph

Date

A feature that displays the current day of the month, typically in a small window on the dial, commonly placed at the 3 o'clock or 6 o'clock position.

Chronograph

A watch with a built-in stopwatch function that allows you to measure elapsed time in addition to its regular time-keeping functionality. It often includes a start/stop button and a reset button.

100 meters

A sub-dive watch resistant to water up to 100 meters, making it suitable for swimming, snorkeling, and other light water activities but not high-impact diving.

Screw-in crown

A self-locking crown that screws into the watch case to ensure water-tightness, often used in diving watches for enhanced water resistance.

Gold Plated 20 ㎛

A 20-micron gold-plated finish on the watch, offering an alternative to solid gold while still providing a gold-like appearance.