About the watch: Concord was founded in 1908 in Switzerland. From the late 1970s to the late 1980s, Concord produced luxury quartz watches. Flagship quartz models such as the Concord Centurion and Concord Delirium ranged from $2,000 to $20,000, surpassing the price of base automatic Rolex, Cartier and Omega. This watch was part from the Concord Collection, which is the highest end in their production line. The model named Delirium La Scala, Named behind A world-renowned opera house in Milan, Italy; one of the leading opera houses of the world. Its name means “La Scala” in Italian, The Stairs in English. That model holds the title of “The thinnest watches in the word” back then. A very high-end finishing hand crafted in 18k solid gold with Excellent factory “VS-1 clarity/Colorless F color” diamond dial and bezel. One of the unique features in this watch is not having a crown to make it comfortable on the queen wrist. Instead, there is a very small gold bottom on the case back to adjust the time. This is the only one ever upper to the market with this configuration and in fables condition. Case and Bracelet: In like new condition, the watch was a safe queen for a very long time, never been polished. The case measurements are 22x25.5mm in Solid 18k yellow gold Shows very minimum wear. All the serial & model number are visible on the case. A very interesting hand crafted 18k solid gold bracelet in mint condition. A little more than 7 inc. Dial: Factory Pave Diamond Dial. Movement: Original Concord quartz movement, recently serviced by our watchmaker. Accessories: A complete set! Box, papers and the original invoice dated 1981 for 10,500 USD, over 35,000$ in today money.