Casio Casiotron 50th Anniversary Limited Edition TRN50ZE-1A movement_manual A vibrant smoked dial draws

A vibrant smoked dial draws the eye inward to the precision cutouts of the Jazzmaster Open Heart

With Tough Solar

while the dial shows two Roman numerals alongside the Arabic ones—cui honorem

Exclusive: 12 o’clock stop/start position

while utilizing materials and techniques traditionally reserved for the upper echelons of fine watchmaking

Casio Casiotron 50th Anniversary Limited Edition TRN50ZE-1A movement_manual A vibrant smoked dial drawsThe original Casio wristwatch, reborn When it debuted in 1974, the Casiotron was the worlds first digital watch with an automatic calendar that automatically adjusted for longer and shorter months. This new Casio TRN50 pays homage to the groundbreaking original while integrating todays cutting edge Bluetooth connectivity and display technology. With a meticulous reproduction of the original design, both in look and size, the external diameter is