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About Us

Founded in 1967, A.Gul KG has developed into a major European diamond wholesaler and market leader in Germany. Under the visionary leadership of Mr. Eitan Gul, our company places the highest value on superior service, customer satisfaction, and upholds honesty and integrity as its core principles. A pioneer in the diamond industry, A.Gul KG was the first diamond wholesaler in Germany to be certified by the Responsible Jewelery Council (RJC), the leading organization that sets standards for the global jewelery and watchmaking industry.
A.Gul KG is a proud member of the World Diamond Council (WDC) and the Kimberley Process Task Force. In addition, we are part of the Watch & Jewelery Initiative 2030, an accredited Ethical Member (AEM) of the International Colored Gemstone Association (ICA) and a certified carbon neutral company. We have also been a member of the Israel Diamond Exchange in Tel Aviv for over 45 years.

Our customers:
We serve a diverse clientele around the world, including leading wedding ring manufacturers, luxury brands, corporations, jewellers, goldsmiths, jewelry companies and premium watch manufacturers.

Additional services:
• Access to our online shop with    Special        offers and unique items
• CVD/HPHT screening (examination of all        diamonds for synthesis) in our house

• Diamond regrinding and recertification
• Dedicated customer service at    events
• Diamond Investment Advice
• Worldwide shipping services
• Immediately available solitaire program        from    0.30ct. (with fixed price list)


Our delivery program:

• Expertise in supplying precisely calibrated small Diamonds (0.7-4.0mm)
• Careful calibration for machine setting
• Unsurpassed calibration accuracy, quality and granularity
• Precise diamond calibration for the watchmaking industry
• Premium to high-quality cuts in all shapes and sizes
• Certified diamonds (from 0.30 ct.) with certificates from GIA, HRD and IGI
• Finely cut, precisely calibrated princess and baguette diamonds
• Cut quality from 'good' to 'excellent'
• White diamonds in colors D-J and clarity grades between IF-piqué
• Expertly calibrated fancy cut diamonds including Princess and Baguette
• Fancy colored diamonds in different colours, qualities, cuts and sizes
• Refined treated black diamonds
• Natural brown diamonds from light brown to dark brown (TLB-LB-              Chocolate)
• All fancy shapes: princess, baguette, heart, marquise, pear, oval, radiant,    asscher cut, cushion and square
• Gemstone Advice
• Colored gems (available upon request)

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