78a: Rare 18k Yellow Gold Rolex Quartz Watch Limited Se
This is a limited edition mens Rolex Oyster Quartz watch in 18k yellow gold which was produced in the 1970s. This particular watch is an early version out of approximately 1000 pieces made yellow or white gold. The Rolex reference 5100 is famous for its beta 21 electric movement which is equipped in other brands such as Patek Philippe in their electric models. This is a highly collectible and rare Rolex due to its limited numbers and its beta 21 movement.
Running at the time of inspection, however it was not checked for accuracy.