The first Rolex Yacht-Master in 18 k yellow gold was published in 1992 with the name of 16628. In 1994, Rolex released a lady's model (69628) and a mid-size man's model (68628), which was the first time Rolex had ever issued a smaller professional size watch.In 1997, Rolex released the Yacht-Master in Rolesium, a term patented by Rolex in 1932 which gives the Yacht-Master a stainless steel and platinum construction; the bezel and dial are platinum, while the case, band, crown, etc. are stainless steel. This model is also known as the Platinum Yacht-Master.In 2012, Rolex introduced the “updated” design of the 40mm Yachtmaster. Tagged with the model number 116622.In late 2007, Rolex introduced the Yacht-Master II 116688 (Yellow Gold) and 116689 (White Gold). One year later, Rolex introduced model 116681 which was made from steel and everose gold. At Baselworld 2013, the watch was available for the first time in 904L steel, model 116680, fitted with a Cerachrom bezel insert in blue ceramic. The Rolex Yacht-Master II uses the 4161 movement specifically designed for the Yacht-Master II. All Rolex Yacht-Master II watches have a case size of 44mm. More Replica Rolex Yacht-Master China.