At G3 and Diam, We value long-term relationships with wineries and industry professionals who trust us to provide them with the best closure protection for their wine.

We are the first and the pioneer. Our innovative DIAM cork is the result of years of research and our technical expertise. You can be confident that you are getting a product that is at the forefront of cork technology.

G3 and Diam have a rigorous quality assurance process that ensures our DIAM cork products meet the highest consistency standards exceed their expectations and deliver exceptional performance in every bottle of wine.

Supercritical CO2 with Differentiated Pressure, the Cleaning Process for Corks The wine industry is the only segment in the food and beverage industry that accepts that the closure might affect the product. Through a comparative tasting, DIAM and G3 will demonstrate the importance of cleaning corks. Supercritical CO2 with differentiated pressure is currently the only and safest technology to consistently ensure the removal of 150 molecules from the corks. With over 20 billion bottles corked using DIAM over the last 20 years; DIAM has been providing the most neutral corks to the market. Register for a free trade show floor pass with the promo code: DIA215 and attend the trial at the WIN Expo on December 5 at 11:30am

Afternoon Brief, June 21st

A Look at Antinori’s Purchase of Washington’s Col Solare: “The fact that Piero Antinori feels like this is a gem that he wants within his family, I think it speaks volumes to what Washington has done, especially as it relates to luxury wines,” says Juan Muñoz-Oca, chief operating officer of Antinori USA.

Afternoon Brief, May 23rd

Riverland Wine Growers United in Rejecting Contract Buy-Out amid Industry Uncertainty: Growers from a cooperative in Australia's largest wine producing region have rejected an offer to sell their red wine contracts amid a crisis of global oversupply...

Afternoon Brief, March 1st

Federal Government to Spend $177 Million to Help Canadian Wine Industry: The federal government announced a plan to help the Canadian wine sector Friday during a visit to Lightfoot & Wolfville Vineyards in Wolfville, N.S...

The new Setop Element closure from Diam uses a spirit producer's own production waste like grape seeds or use oak and makes them into unique brand closures.

Afternoon Brief, April 8th

New Sonoma Wine Industry Group Denies Workers’ Claims of Wildfire Safety Issues: For months, Sonoma vineyard workers advocated for safer and improved work conditions due to climate change and recurring wildfires...

Our latest laser equipment can provide your corks with perfect print quality 100% of the time.