拍品专文
Reference 6263 was introduced into the market in the early 1970s and was available in stainless steel, 14K and 18K gold. The model was fitted with the "Oyster" or "Screw-down" chronograph push-buttons and a bezel with black plastic insert, the tachymeter scale printed in white. Models in 14K gold were exclusively reserved for the North American market. Different versions of the model are described and illustrated in II Cronografi Rolex - La Leggenda, Pucci Papaleo Editore, pp. 328 - 335.