Bidspirit auction | 9ct yellow gold British-hallmarked case

9ct yellow gold British-hallmarked case by B&S, stamped Made for Rolex; Tudor 21- rubies jewel manual-wind movement, Arabic-numeral dial, expansion bracelet, in velvet-lined presentation box. Founded in 1926 by Rolex's Hans Wilsdorf, Tudor pairs Swiss manufacture with Rolex case technology, earning enduring collector esteem for precision and value. Gross weight approx 15.8 grams