RAPAPORT... Suzanne Martinez, co-owner of Lang Antiques in San Francisco, explains how to distinguish the real from the repro.How difficult is it to date diamond rings? As with all types of forensic work, one clue is not conclusive. It is not unusual to find original Art Deco rings set with earlier diamond cuts that were remounted as styles changed. With careful examination, a circa date - plus or...Read More

RAPAPORT... When it comes to the jewelry industry's future, consumer trust is essential. Recent research shows that a vast majority of customers are more disposed to purchase a product from a company that advocates for an issue they care about. In contrast, they would refuse to buy from a company with a moral code that went against their beliefs, even if no alternative were available. To attr...Read More

RAPAPORT... Alrosa has recovered a rough stone weighing 190.77 carats from its Botuobinskaya pipe in the Siberian republic of Yakutia.The company has estimated the white, high-quality diamond is approximately 2 billion years old. It plans to send it to the company's United Selling Organization for a more detailed evaluation, the miner said last week."The discovery of such a large and high-qua...Read More

(IDEX Online) - Alrosa has announced that it plans to hold 34 auctions for or special size rough diamonds (weighing over 10.8 carats) during 2020. According to Russian law, these specials must be auctioned. Eleven of the planned Russian auctions will take place in Moscow with three further sales being held in Vladivostok.Other tenders will take place in the centers in which Alrosa has trading...Read More

RAPAPORT... Tiffany & Co. noted a "momentum shift" in the Americas during the holidays, as growth in the region contributed to an overall increase in sales for the season.Company-wide revenue climbed by 1% to 3% year on year for the period from November 1 to December 24, the retailer reported Thursday. Sales in the Americas rose 2% to 4%, representing a turnaround from the decline Tiffany repo...Read More

Turkish domestic scrap prices remained stable over the past week on the back of steady imported scrap values, sources said on Monday December 30.All the country's steel producers kept their buying prices for auto bundle scrap unchanged over the past seven days.As a...Read More

Physical iron ore prices were generally rangebound on Monday December 30, with low-alumina fines continuing to outperform.Fastmarkets iron ore indices62% Fe fines, cfr Qingdao: $91.08 per tonne, down $0.43 per tonne.62% Fe Pilbara Blend fines, cfr Qingdao: $90.17 per tonne, down $0.43 per tonne.62% Fe low-alumina fines, cfr Qingdao: $91.34 per tonne, down $0.31 per tonne.58% Fe fine...Read More

Seaborne coking coal prices were stable on Monday December 30, with the result of a miner's tender not confirmed at the time of writing. Fastmarkets indices Premium hard coking coal, fob DBCT: $133.65 per tonne, up $0.40 per tonne Premium hard coking...Read More

Seaborne iron ore concentrate prices weakened last week with the wider market, while pellet pricing held ground.ConcentrateThe weekly Fastmarkets index for iron ore 66% Fe concentrate, cfr Qingdao stood at $105.62 per tonne last Friday December 27, down by $2.31 per tonne week on week.The daily Fastmarkets index for iron ore 65% Fe Brazil-origin fines, cfr Qingdao, averaged $102.38 per tonne last...Read More

Key data from the pricing session in Shanghai in the week to Friday December 27. China Key drivers:  The export price range for Chinese silicon 5-5-3 moved up by 1% from the previous week due to tight supply. Chinese producers have significantly decreased their output over 2019 in response to unfavorable...Read More

An auction for 3,609.5 tonnes of indium once held by China's defunct Fanya Metal Exchange has failed to attract any bids, according to an official notice published via the Alibaba judicial online platform on Monday December 30.The auction, which had an opening bid of 790 yuan ($113) per kg, closed at 10am Shanghai time on Monday.Market participants were surprised that the indium stockpile, which r...Read More

World equity markets continued their intermediate uptrend last week. Strength was recorded despite recent concerns including an earnings recession by major U.S. companies until the first quarter next year, growing efforts by the Democrats to impeach Donald Trump and growing Middle East and Hong Kong tensions. Seasonal influences remain positive for most equity markets until the end of the first we...Read More

The S&P/TSX Venture Composite Index climbed 2.69% to 563.58 and spot gold rose to US$1,510.80 per oz. - a US$32.40 per oz. (2.19%) gain.Shares of Aurania Resources were up 69 ? to $4.24. The company recently hired Gregor Borg, an independent specialist and expert on sedimentary-hosted copper deposits to assess its Lost Cities-Cutucu project in Ecuador. The professor "observed that in his wide-rang...Read More

The S&P 500 Index rose 0.58% to 3,240.02, making 2019 the best year for stocks on the S&P 500 since 1997. The Dow Jones Industrial Average gained 0.67% to 28,645.26 and spot gold hit US$1,510.80 per oz., a 2.19% weekly gain.Vale was the most traded stock and fell US5 ? to US$13.22. The company announced a deal to sell its 25% stake in the Chinese company Henan Longyu Energy Resources to the Yongme...Read More

The S&P/TSX Composite Index rose 0.29% to finish at 17,168.20. The S&P/TSX Global Mining Index jumped 3.18% to 82.52, and the S&P/TSX Global Base Metals Index gained 1.03% to 110.16. Spot gold climbed US$32.40 per oz., or 2.19%, to US$1,510.80 per ounce.Shares of Kirkland Lake Gold advanced $3.13 to $56.72 per share. The company filed its management circular in connection with its bid to acquire D...Read More

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