Diamond Analyst

The Guide to Diamond Acquisition and Investment The Diamond Cutter with an MBA.

[Silvia @cfosilvia]

Travis Kelce and Taylor Swift are engaged. Time to talk about weddings rings.

That old “2–3 months’ salary” rule? It’s a marketing invention from the 1930s by De Beers to sell more diamonds. Let’s run the numbers instead:

From a CFO perspective, here’s a healthier framework:
1.Cap it at 5% of annual take-home pay.
2.Use cash flow, not credit. A ring financed on a credit card at 20% interest could double in cost if not paid quickly.
3.Consider opportunity cost. A $10,000 ring invested in the S&P 500 historically grows to ~$43,000 in 20 years.

✨ Bottom line: Whether you’re Travis & Taylor or not, the symbol of commitment matters more than the size of the diamond. Love compounds over time — so should your money.

[TOWN&COUNTRY @TandCmag]

The Secrets of Louis Vuitton's New High Jewelry Line — With Gemologist Who Designed It https://t.co/zPPF0DWmVJ

[Tiffany & Co. @TiffanyAndCo]

Behind the scenes with friend of the House Mia Goth as she prepares to attend the “Frankenstein” premiere at the 82nd annual Venice International Film Festival. A first for the House, Tiffany & Co. closely collaborated with costume designer Kate Hawley by bringing together archival and high jewelry masterpieces for the film. Here, Mia wears a necklace from The Tiffany Archives in platinum and 18k gold with diamonds and emeralds.

#TiffanyAndCo #VeniceFilmFestival

[Who Wore What Jewels @wwwjewelsdaily]

#ElleFanning arrived at the Sentimental Value premiere at the #tiff in a @Cartier Panthere necklace of white diamonds, onyx, and hypnotic emerald eyes. And that, friends, is exactly why she's Cartier's Global Ambassador.

[CaratX™ @RealCaratX]

Santa Maria Aquamarine – When the Ocean Lives in a Gemstone 💎

- Most aquamarines are known for their light, sky-blue sparkle soft, gentle, and calming.

- Its color runs deeper, like the Atlantic at storm depth rich, intense teal that feels alive.This remarkable hue first appeared in the 1950s in Santa Maria de Itabira, Brazil.

- It wasn’t magic but geology: the perfect balance of iron trace elements inside beryl’s crystal structure shifted the color from pale blue to ocean-deep, without losing the clarity that makes aquamarine so loved.

- The Santa Maria deposit produced its finest treasures for only a short time. By the 1980s, serious mining had slowed, and the name “Santa Maria” became less about location and more about color quality.

- Today, only gems with that rare intensity of saturation earn the tag whether they come from Brazil, Mozambique, or Nigeria.

Why Scarcity Defines Its Value - Large, clean Santa Maria aquamarines are exceptionally rare.

- The crystal habit of beryl often forms long, slim prisms, making broad cuts like cushions or ovals hard to achieve.

- Inclusions become more common as size increases, so finding a big gem that’s both rich in color and free of flaws is extraordinary.

- Santa Maria aquamarine isn’t just a gemstone it’s geology, history, and poetry in crystal form. Every time you see that unmistakable depth of blue, it’s like looking into the heart of the ocean itself.

Image Credit - Lang Antiques

[North Arrow Minerals @NARminerals]

The Q1-4 kimberlite pipe covers 12.5 ha, making it the largest diamondiferous kimberlite in the Canadian Arctic. It comes right to surface and is only 7 km from tidewater, providing over three months of ice-free shipping access each year.

More: https://t.co/nSCHTc8lhG

$NAR

[Diamond Analyst @diamondanalyst]

http://Former Lazare Kaplan Head Maurice Tempelsman Dies at 95 https://t.co/Pm6qKOTqme via @JCKMagazine

[CaratX™ @RealCaratX]

Diamond Market Update – Here’s a snapshot from the September 1st price report:

Rounds –
- Overall, rounds remain weak, with the biggest price activity in 2.00–5.99 cts.
Among 0.50–1.24 cts, price drops hit higher-quality stones (G+ color, VS1+ clarity).

- A small pocket of stability: 1.25–1.49 cts showed modest gains. No clear trend was seen below 0.50 cts.

Highlighted Round Movements:

0.80–0.89 ct D–E / IF–VS2: down 1.5% to 5.0%
1.00–1.24 ct D / IF–VS2: up 0.5% to 2.0%
1.00–1.24 ct E–G / IF–VVS1: down 1.0% to 3.0%
5.00–5.99 ct H–K / VS1–SI2: down 2.0% to 4.0%
5.00–5.99 ct D–E / VS1–I1: up 1.0% to 4.0%

Fancy Cuts –
- Fancies had a softer decline compared to rounds, with most trading activity in 1.50–5.99 cts.

- Among 1.00–1.25 cts, the trend was largely negative, especially in G+ color, VS2+ clarity.

Highlighted Fancy Movements:
1.00–1.24 ct E–F / VVS2–VS2: down 1.5% to 3.0%
1.00–1.24 ct F–H / IF–VVS1: down 1.5% to 3.5%
1.50–1.99 ct I–J / VVS1–SI2: down 1.5% to 5.0%
1.50–1.99 ct G / IF–SI2: down 1.0% to 2.5%
5.00–5.99 ct D–E / IF–VVS2: down 3.5% to 4.0%
5.00–5.99 ct L–N / IF–VVS1: up 3.0% to 6.0%

Rounds: Weakness continues, particularly in commercial-size goods.
Fancies: Still mixed, but selective categories are finding support.

- The question for the trade is whether this downward trend will stabilize soon, or if pressure on rounds will continue through Q4.

Checkout our marketplace for reach to International buyers by your Inventory listings - https://t.co/xnm7ZzNehr

Image Credit - Science

[Edahn Golan @edahn]

Indeed

[Tiffany & Co. @TiffanyAndCo]

Highlighting Tiffany & Co.’s nearly 200-year heritage, the House hosted a private event in honor of “Legendary Legacy,” Tiffany’s first exhibition in Bangkok, Thailand, featuring a captivating installation of Tiffany High Jewelry designs. Each piece in the display underscores Tiffany & Co.’s unparalleled legacy of craftsmanship and creativity, like the pendant seen here, featuring a Fancy Intense Yellow diamond of 18.37 carats—a nod to the House’s founding year.

#TiffanyAndCo

[Star Diamond Corporation @StarDiamondCorp]

The global jewelry market, worth $232.94B in 2024, is projected to hit $343.9B by 2032, with #diamonds holding the largest share by material.

Read the full forecast: https://t.co/rLLbfeGsY7

🇨🇦 #TSX: $DIAM $DIAM.TO

[Diamond Analyst @diamondanalyst]

Sotheby’s UAE Sale to Feature 32-Carat Fancy Vivid Orangy Pink Diamond https://t.co/Wm4TL4Hh8p

[Gemfields @GemfieldsLtd]

Gemfields unveils Imboo- the 11,685 carat ‘buffalo’ emerald - at September 2025 auction.

[Paul Zimnisky @paulzimnisky]

Qatar injecting $12B into Botswana. For context, Botswana’s GDP was $19B last year. Big news… https://t.co/SrQxV2IcQv

[Edahn Golan @edahn]

That snowball is starting to roll.

[Edahn Golan @edahn]

US jewelry sales rose 3.5% in July, showing cautious optimism for late 2025. Retailers boosted purchases 10% as looming tariffs pushed costs up 20%. While unit sales dropped, steady revenue shows higher-spending consumers are keeping the market resilient.

Link in the 1st reply

[Who Wore What Jewels @wwwjewelsdaily]

After nine years (and plenty of speculation) Cristian Ronaldo finally popped the question to Georgina Rodriguez and he did it with a massive 15-20 carat oval diamond stunner flanked by side stones. Looks way bigger than her previous emerald cut sparkler!!! #georginarodriguez

[Tiffany & Co. @TiffanyAndCo]

At the new Tiffany Ginza flagship store, designer Elsa Peretti’s legacy is honored through an archival display featuring pieces like the Japan Collage and the Japanese Red Lacquer Bean clutch in Silk Net—testaments to her deep connection with Japan and its artistry.

[Star Diamond Corporation @StarDiamondCorp]

We’re focused on creating long-term value through responsible exploration and development—bringing opportunity to our shareholders, local communities, and everyone connected to our projects.

Visit us to learn more: https://t.co/ohcr3S3Kzc

🇨🇦 #TSX: $DIAM | $DIAM.TO

[Paul Zimnisky @paulzimnisky]

Here’s how you know diamond industry lost its spark. Lucara just recovered the third largest rough diamond in history and no one cares…