With a highly prized Una and the Lion leading the way, more than 400 rare coins from a phenomenal collection of British coins certified by Numismatic Guaranty Company (NGC) realized CHF 5.8 million (about $5.8 million USD). Presented by renowned Swiss auction house SINCONA, the sale included gold rarities spanning nearly 600 years of history. SINCONA […]
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By SINCONA …… We here at SINCONA are busy typing the final notes for our spring auctions in Zurich from May 16-19, 2022, and this week the catalogues go to print so that they can be sent out as quickly as possible and arrive on time. From April 8, 2022, you will find all lots, […]
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With an “Una and the Lion” leading the way, a stunning collection of hundreds of rare English coins certified by Numismatic Guaranty Company (NGC) realized CHF 8.3 million (about $8.9 million USD) in a sale by renowned Swiss auction house SINCONA. Impressively, the 424 lots averaged about CHF 19,600 (about $21,000) each in the SINCONA Auction […]
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A Russian coin led a group of 10 rarities certified by Numismatic Guaranty Company (NGC) that each realized prices over $100,000 in a pair of sales held by renowned Swiss auction house SINCONA. Auction 71 and Auction 73 were held November 21-23, 2021. A Russia 1808CNB OT Russia 1/4 Rouble graded NGC MS 61 (Auction 71, lot 162) realized […]
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A phenomenal collection of more than 500 rare English coins certified by Numismatic Guaranty Company (NGC) is being offered this month by SINCONA. The auction includes gold rarities spanning 600 years of history, including an example of the beloved “Una and the Lion“, a coin issued to celebrate the young Queen Victoria. Bidding is already […]
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Vintage Russian coins certified by Numismatic Guaranty Corporation® (NGC®) did extremely well at the SINCONA sale of Russian coins and medals, held October 21, 2019, in Zurich, Switzerland. The top five coins in the sale were all NGC-certified and realized more than $1 million combined. The most impressive result was achieved by a Russia 1701 2 […]
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By Frankfurter Münzhandlung …… Since the beginning of the year, there has been a new auction house in Frankfurt that, however, sees itself in the tradition of the predecessors it is named after and which is committed to their image and expertise. Thus, Frankfurter Münzhandlung Nachf. GmbH continues the old numbering with auction No. 153. […]
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The rarities graded on-site will be offered by SINCONA at auction in May.
Numismatic Guaranty Corporation® (NGC®) graded two significant collections during its recent on-site grading event in Munich, Germany, held February 18-23, 2019. The collections were submitted by SINCONA AG, a prominent Zurich, Switzerland-based numismatic auction house
Numismatic Guaranty Corporation® (NGC®) graded two significant collections during its recent on-site grading event in Munich, Germany, held February 18-23, 2019. The collections were submitted by SINCONA AG, a prominent Zurich, Switzerland-based numismatic auction house. One collection comprised a variety of vintage US coins dating from 1794 to 1937 including numerous high-grade gold coins. […]
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In May of 2018 Sincona held its 46th and 47th auction. A so-called “Stirnlocken-Vreneli” was sold at 130,000 CHF, a 10 ducat piece of the city of Berne won the bid at 190,000 CHF and a mohur of the Indian freethinker Akbar found a new home at 140,000 CHF. Auction 46: World Gold Coins Sincona’s […]
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By Coinweek …. CoinWeek News Wire for October 20, 2017: Brain Food 1.) ‘Like stars in a complex constellation, these objects convey the sweep of Jewish history’ This exceptionally rare gold coin was minted in Judaea immediately after the conquest of Jerusalem and brought with a deployment of Roman troops to England soon afterwards. Two […]
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By Coinweek …. CoinWeek News Wire for October 13, 2017: Brain Food 1.) Silver dollar artist: Orem sculptor designs WWI commemorative coin The most common mistake beginners make, contest officials told LeRoy Transfield, is adding too much detail. So the Orem sculptor meticulously planned every detail of his 8-inch plaster masterpiece: a soldier with a […]
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By Coinweek …. CoinWeek News Wire for October 6, 2017: Brain Food 1.) INFOGRAPHIC: 58 Insane Facts About Bitcoin You probably have heard a lot of people talking about Bitcoin recently, so you’ll want to save this infographic via BitcoinPlay.net to learn what Bitcoin is, when it started, and who uses this cryptocurrency the most… […]
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By Coinweek …. CoinWeek News Wire for May 12, 2017 Current Events 1.) Indian Demonetization did not impede future black money flows: UN report The Indian government’s demonetisation measures did not impede future black money flows in new denominations, a UN report said on Monday. According to UN Economic and Social Survey of Asia […]
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By Coinweek …. CoinWeek News Wire for May 5, 2017 Brain Food 1.) The Krugerrand: Half a century as a store of value The renowned Krugerrand – dubbed the world’s first, most successful and widely-traded gold bullion coin – this year celebrates 50 years since its first minting. It was mainly created to add value […]
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By Coinweek …. CoinWeek News Wire for April 21, 2017 Brain Food 1.) The Hidden Science Of The New British Pound Coin There is however one security feature that the Royal Mint are being particularly cagey about, and that is the feature that they deem to make the coins the most difficult ever to forge. […]
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By Coinweek …. CoinWeek News Wire for April 21, 2017 Brain Food 1.) Our money is filthy but mostly harmless Most of the bacteria on American notes were harmless commensals that had flaked off hands, faces and mouths, but there were others that cause acne, strep throat, the H-bug, two species infecting vaginas, and other […]
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By Coinweek …. CoinWeek News Wire for April 21, 2017 Brain Food 1.) Our money is filthy but mostly harmless Most of the bacteria on American notes were harmless commensals that had flaked off hands, faces and mouths, but there were others that cause acne, strep throat, the H-bug, two species infecting vaginas, and […]
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By Coinweek …. CoinWeek News Wire for April 7 2017 Brain Food 1.) Test How Much You Know About Bitcoin As the world’s monetary systems teetered on the edge in late 2008, some computer whizzes sought a digital solution. As Lehman Brothers lay dying, a math-based, completely digital means of exchange known as bitcoin was […]
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By Coinweek …. CoinWeek News Wire for April 14 2017 Brain Food 1.) Test How Much You Know About Bitcoin As the world’s monetary systems teetered on the edge in late 2008, some computer whizzes sought a digital solution. As Lehman Brothers lay dying, a math-based, completely digital means of exchange known as bitcoin […]
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By Coinweek …. CoinWeek News Wire for April 7 2017 Brain Food 1.) How tough is the new £5 note? The new UK’s new £5 bank note – made of polymer rather than paper – gets the “chemistry treatment”. Featuring Professor Sir Martyn Poliakoff [Of popular Youtube channel Periodic Videos. The professor donated an equivalent […]
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By Coinweek …. CoinWeek News Wire for March 31, 2017 Brain Food 1.) The 300-Year Quest to Make a Foolproof £1 Coin Sir Isaac Newton founded modern physics but struggled to make a coin that couldn’t be counterfeited… 2.) Spearfish woman made her mark at Denver Mint In 1981, Nora Walsh Hussey was appointed […]
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By Coinweek …. CoinWeek News Wire for March 10, 2017 Brain Food 1.) Switzerland ranked world’s worst currency manipulator The Economist magazine placed Switzerland first in a recent ranking of currency manipulators. According to the analysis, China, commonly thought of as the world’s champion at keeping its currency’s value artificially low, appears to be doing […]
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By Coinweek …. CoinWeek News Wire for February 24, 2017 Brain Food 1.) Coins tell tales of kings, their fancies The longest reigning ruler Aurangazeb changed his monetary system so many times in his 49 years of reign that numismatist and author of the book South Asian Coins and Paper Money, Rajender Marudhar, says that […]
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By Coinweek …. CoinWeek News Wire for October 21, 2016 Brain Food 1.) What is the Average Lifespan of a Coin? Coins are tough little devils. Over the course of a coins’ lifespan, they will be dropped, kicked, stepped on, possibly run over by a vehicle, or involved in some children’s experiment to discover just how […]
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By CoinWeek …. CoinWeek News Wire for October 14, 2016 Brain Food 1.) A guide to valuing all your old Irish coins (PHOTOS) Between the formation of the Republic of Ireland, the shift towards decimalization, and the introduction of the Euro, Irish currency underwent a great number of changes over the past 100 years, resulting in […]
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By Coinweek …. CoinWeek News Wire for October 7, 2016 Brain Food 1.) ANA Unveils Treasures In Your Pocket In 2014 a collector discovered a 1969-S Lincoln cent in his pocket change. Upon further inspection, he realized it was a rare doubled die cent. The value of his find? $19,800… To encourage budding coin collectors, the […]
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By Coinweek …. CoinWeek News Wire for September 30, 2016 Brain Food 1.) The evolution of money in its many forms In his new book The Curse of Cash, which was released on September 7, the Harvard University economist Kenneth Rogoff argues for the near-total abolition of paper money, on the grounds that technology has […]
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By Coinweek …. CoinWeek News Wire for July 15, 2016 Brain Food 1.) “Metal Detectives” dig up treasure Metal “detective” Richard Nalli said it’s not knowing what you’ll find that makes the past time so much fun. “Metal detecting is going on an adventure. Every time that machine beeps your heart skips a beat. You […]
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By Coinweek …. CoinWeek News Wire for July 15, 2016 Brain Food 1.) “Metal Detectives” dig up treasure Metal “detective” Richard Nalli said it’s not knowing what you’ll find that makes the past time so much fun. “Metal detecting is going on an adventure. Every time that machine beeps your heart skips a beat. You […]
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By Coinweek …. This week, we visit Peruvian counterfeiters, tour the Karlsruhe Mint in Germany and find out whether those coin counting machines at your local bank or grocery store are accurate. And we check in on a lot of news coming out of India. We also touch upon the Panama Papers, and reveal a […]
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