Romanoff International Supply Corporation

Romanoff International Supply Corporation Romanoff specializes in Jewelry 3D Printers & Scanners, vacuum induction casting machines, laser welders + supplies!
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Our trademark since 1949 has been focused on delivering quality products, reasonable prices, reliable, professional and friendly service. This will always be our goal and our promise to our clients.

🇬🇧 COME TOGETHER. MIX BETTER.When it comes to investment, air is not your friend.Vac-U-Vest vacuum mixing helps remove a...
09/10/2026

🇬🇧 COME TOGETHER. MIX BETTER.

When it comes to investment, air is not your friend.

Vac-U-Vest vacuum mixing helps remove air from your investment slurry as it mixes, helping reduce bubbles and porosity for more consistent, detailed castings.

🎸 Made in England. Built for serious production.

🛒 Request Your Quote Today!
👉 https://romanoff.com/products/vac-u-vest-25-investing-machine-8-flask

🇺🇸 Labor Day Deals Are Here!Put your tools to work, not your wallet. 🔧Save on select jewelry-making essentials during ou...
09/04/2026

🇺🇸 Labor Day Deals Are Here!

Put your tools to work, not your wallet. 🔧

Save on select jewelry-making essentials during our Labor Day Sale! Tremendous deals on Castaldo, Doc Robinson’s, mold supplies, and more.

Whether you’re molding, casting, or finishing, now’s a good time to stock up and save.

🛒 Shop the Labor Day Deals 👉 https://tinyurl.com/5n6h2dyf

Limited-time savings. While supplies last.

09/02/2026

🔥 Big Production. Small Footprint.

The FlashForge WaxJet 51C delivers high-resolution wax printing without taking over your workspace.

💍 Print up to 7 rings in under 40 minutes

🎯 Up to 2900 × 2900 × 1700 DPI

🖥️ Desktop-friendly footprint that fits easily into your workspace

Request A Free Sample 👉 https://tinyurl.com/3fazj6m2
Request A Quote 👉 https://tinyurl.com/pz74k75w

🚀 TRADE UP. PRINT BIGGER. PAY LESS UP FRONT.Your old printer might be worth more than you think. 👀💰We’ll give you MORE t...
09/01/2026

🚀 TRADE UP. PRINT BIGGER. PAY LESS UP FRONT.

Your old printer might be worth more than you think. 👀💰

We’ll give you MORE than your printer is worth when you trade up into a new 530 XHD. Now that’s an upgrade. 😎⬆️

💰 Flexible financing starting at just $99/month
⚡ Extreme high-resolution printing
🖨️ Triple printhead technology

Don’t let your old printer collect dust. Put it back to work as part of your upgrade. 😉

📩 Request your quote today for Trade-Up Program details!

https://romanoff.com/products/flashforge-r-530-xhd-extreme-high-resolution-triple-printhead-jewelry-wax-3d-printer

⚡ Super Fast Platinum Casting! Doc Robinson’s Super Fast Platinum Casting Investment is now available!Developed by Marc ...
08/31/2026

⚡ Super Fast Platinum Casting!

Doc Robinson’s Super Fast Platinum Casting Investment is now available!

Developed by Marc Robinson from a dental investment formula, this professional-grade two-part powder and binder system is designed for fast, versatile casting.

🔥 Burnout in as little as 2.5 hours
⏱️ Less than 4 hours from wax to finished casting
💎 Designed for platinum and palladium
✨ Also suitable for gold, silver, brass, copper and similar metals

Ideal for jewelers who need to quickly cast one or two rings without waiting on a long investment and burnout cycle.

Fast casting. Multiple metals. Built for production.

🛒 https://romanoff.com/products/docs-casting-plaster-3-hour-burnout-resin-investment-kit-25-lbs

⚙️ Precision Casting. Built for Production.Take your gold casting to the next level with the Yasui K2 NEXT 5 kW.Designed...
08/28/2026

⚙️ Precision Casting. Built for Production.

Take your gold casting to the next level with the Yasui K2 NEXT 5 kW.

Designed for professional jewelry manufacturers, the K2 NEXT combines high-speed induction heating, vacuum casting, pressure casting, and precise temperature control in one production-ready system. 🔥

⚡ 5 kW induction power
🌡️ Up to 1200°C with K-Type thermocouple
🔥 Up to 1450°C with R-Type thermocouple

🇯🇵 Japanese engineering.
🏭 Professional production.
🤝 Romanoff support.

Ready to upgrade your casting process?

👉 Request a quote today! https://romanoff.com/products/yasui-k2-next-5-kw-gold-casting-machine 👈

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Gone Fishin’ 🎣🐟🌊 The team cast aside the spreadsheets and hooked up for a day on the water. 🐟☀️ Lots of laughs, good com...
08/25/2026

Gone Fishin’ 🎣🐟🌊

The team cast aside the spreadsheets and hooked up for a day on the water. 🐟☀️ Lots of laughs, good company, and a few fish stories for the record books. 😂

Work hard. Fish harder. 🎣💪

Bye-Bye, Build-Up!NGL Ecological Cleaning Solutions and BCR Plus® are formulated for professional jewelry cleaning, help...
08/21/2026

Bye-Bye, Build-Up!

NGL Ecological Cleaning Solutions and BCR Plus® are formulated for professional jewelry cleaning, helping remove oils, polishing compounds, and surface contaminants for a clean finish and a ready-to-process surface.

🛒 https://romanoff.com/collections/ultrasonic-solutions

Address

9 Deforest Street
Amityville, NY
11701

Opening Hours

Monday 9:30am - 6pm
Tuesday 9:30am - 6pm
Wednesday 9:30am - 6pm
Thursday 9:30am - 6pm
Friday 9:30am - 6pm

Telephone

+16318422400

Website

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