Retailed in 1970's for: ~ $ 2500 USD. A Gents Rolex Day-Date President retailed for $1825 in 1970's. 

This could be a nice addition to any collection, and it could be an excellent companion for either a gentleman or a lady. 
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Ref. 4312 

A Rare and Important 18K Yellow Gold Manually Wound Wristwatch 
Manufactured in 1970's 
Movement Cal. 651, 18 Jewels, flat mineral crystal, 18K Yellow Gold "Clous de Paris" dial, applied logo, baton hands, two body case in 18K Yellow Gold, snap on case back, 18K Yellow Gold crown, 18K Yellow Gold bracelet and clasp. 
Case, Dial, Movement, Clasp and Box signed Rolex. 
Diameter ~24x33mm. 

Few facts about Rolex King Midas: 

* When Rolex originally introduced the King Midas collection in 1964, it was the heaviest gold watch money could buy. 
* It was designed by Gerald Genta, in France. 
* Retail value: In 1970 a Rolex Day-Date Gents President retailed for $1825 and a Rolex King Midas for $2500. In 1975 a Day-Date President retailed for $3300 and a King Midas for $5500. 
* Elvis Presley owned a limited edition Rolex King Midas Ref. 9630. 
* The watch was offered to Elvis as a gift for playing 6 days of sold-out concerts in 1970 at the Houston Astrodome Livestock Show & Rodeo. 
* John Wayne owned a limited edition Rolex King Midas Ref. 9630. 
* The Rolex Midas that was the personal property of John Wayne, sold in an auction, for no less then $5,382,492 US Dollars. 
* In Rolex history, Rolex only made three watch collections that were limited editions and the King Midas was one of them. 

NOTE: The overall condition is close to MINT. 
The mineral crystal is in excellent condition. 
Case may show light surface wear or marks as a result of general wear. However the case remains in it's original condition, never been refinished. 
Movement is very accurate. It does not need repair. 
The watch comes with a original Rolex box and papers. 
It was rarely used therefore the condition is excellent. It can be worn immediately as it is. All functions work correctly. 
The watch is Guaranteed 100% Authentic and as Described. 

Don't hesitate to contact me if you have any questions.