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GIA team examines Winston Red, a  rare 2.33-carat red diamond

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A team of scientists from the Gemological Institute of America (GIA), collaborating with their colleagues from the Smithsonian National Museum of Natural History Department of Mineral Sciences and the curator from the Paris School of Mines, recently examined the Winston Red diamond – a very rare 2.33-carat red diamond which is now on display at the Smithsonian’s National Museum of Natural History in Washington, D.C. The Winston Red diamond is the fifth-largest diamond with an exceptionally pure red colour known to exist and the only such red diamond on public exhibit.

“The Winston Red diamond is one of the most exquisite gems on earth, from its unparalleled deep-red colour to its rich history,” said Susan Jacques, GIA president and CEO. “Natural fancy-coloured diamonds are very scarce, and red diamonds are exceedingly rare treasures of Mother Nature. Just two dozen pure red diamonds over one carat exist in the public record. Evaluating this spectacular gem is a scientific milestone for GIA and builds upon our expansive expertise in fancy-coloured diamonds.”

It’s fascinating to understand just how rare red diamonds are. Out of all the colored diamonds the GIA has examined, only a tiny fraction are red, and even fewer achieve the ‘Fancy red’ grade like the Winston Red.

Through careful analysis using advanced instrumentation and drawing on decades of research, experience and historical records, GIA scientists and their collaborators were able to determine the cause of the diamond’s rare colour and its possible geographic origin, which is most likely Brazil or Venezuela, based on its mineralogical characteristics and history.

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International News

Precious Metals Bounce Back As Iran Ceasefire Hopes Rise, But Fed Rate Fears Loom: AUGMONT BULLION REPORT

Gold Remains Under Short-term Pressure from Expectations of Fed Tightening and a Strong Dollar. However, Investor Positioning in Gold Looks Relatively Light After Months of ETF Outflows.

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Price MovementGold has bounced back from its key support levels near $3960, and Silver has recovered from $55, after an Iranian official reportedly received a proposal for a 10-day ceasefire. The continuing US-Iran standoff has kept investors worried about energy-driven inflation and the possibility of further rate hikes. Markets are now pricing in an 83% chance of a US rate hike in December, up sharply from 73% just a week earlier, based on the CME FedWatch tool.

Geopolitical Tensions – Despite the Houthis announcing fresh military action, both Tehran and Washington appear keen to restart talks and stop the escalating attacks that have nearly destroyed a fragile interim agreement reached last month. A senior Iranian official told Reuters on Monday that mediators had proposed a 10-day ceasefire, aimed at rescuing the interim deal and eventually leading to a lasting peace agreement.

Macro-Economic SignalsGold remains under short-term pressure from expectations of Fed tightening and a strong dollar. However, investor positioning in gold looks relatively light after months of ETF outflows, meaning further price drops may be limited. Strong physical demand, especially from China, along with continued central bank buying, is providing solid support to the gold market.

Technical Triggers

If Gold fails to hold above $4,000 (~Rs.1,41,000), it could slide further to $3,900 (~Rs.1,38,000). But if it manages to stay above $4,200, a fresh rally could take it toward $4,500 (~Rs.1,55,000).

For Silver, a strong move above $63 (~Rs.2,35,000) could push prices toward $70–71 (~Rs.2,51,000–2,55,000). On the other hand, a fall below $55 (~Rs.2,14,000) may drag it down to $50 (~Rs.2,00,000).

Support and Resistance

International Gold Support Level
International Gold Resistance Level
Domestic Gold Support Level
Domestic Gold Resistance Level
: $3900/oz
: $4160/oz
: Rs 137,000/10 gm
: Rs 147,000/10 gm
International Silver Support Level
International Silver Resistance Level
Domestic Silver Support Level
Domestic Silver Resistance Level
: $55/oz
: $63/oz  
: Rs 214,000/kg
: Rs 235,000/kg
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