GMT-Master 1675 — Open Chapter, Swiss T<25 · Swiss T<25 over Three Hashes

Identifying details

• 24-hour hand

  Fourth, 24-hour hand read against a 24-hour bezelBezelThe frame surrounding the crystal at the front of a watch. for a second time zone.

• Small 24-hour hand

  Small arrow or triangle tip on the 24-hour hand.

• Date

  Date display.

• Cyclops

  Magnifying lens over the date.

• Open chapter ringChapter ringA circular scale around the dial marking divisions of time. On vintage watches, the presence or absence of a ring around the minute track can distinguish dial types.

  Minute hashes not joined by an outer ring.