ROLEX | DAY-DATE, REFERENCE 1803, A YELLOW GOLD WRISTWATCH WITH DAY, DATE AND BRACELET, CIRCA 1962 | 勞力士 | "Day-Date 型號1803 黃金鏈帶腕錶，備日期及星期顯示，錶殼編號815958，約1962年製"

The Rolex Day-Date was released in 1956 and had immediately became one of Rolex's most appreciated models, often being sported by high-profile political figures around the world. The present watch reference 1803 was the third generation of Day-Date produced, introduced in 1960 and in production until 1978, it is considered the most classic Day-Date among collectors today. Housed in a moderate 37 mm size case and featuring the iconic pie-pan shaped dial it’s still remains as one of the most wearable watch in the history of watchmaking.