Genuine Rolex Oysterflex band half(1 piece)in original Rolex factory box. 21mm to fit the 42mm Yacht-Master Bracelet Code 351525, Part # B218-107-C-N1 Rolex made these Oysterflex bracelets to pair with Rolex specific models since 2015. The complete band(two part) are not available from Rolex. Rolex will simply sell you a replacement for an already existing bracelet. My inventory comes from a former Rolex AD, and everything is new and genuine Rolex. This particular piece is 21mm to fit the This half will fit the following watches: White gold Yacht-Master 42 ref. 226659 Yellow gold Yacht-Master 42 ref. 226658 Each side of the bracelet comes in six different lengths, which are categorized from letters C to H. This one is the "C" size.
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