Estate Services


Windsor is your go-to resource for trust & estate attorneys, auction houses, appraisers, art institutions and private collectors for the highest priced offers for your clients’ estate property.


  • When you need the highest values and convenience

  • When you need transparency, confidentiality, and sensitivity

  • When you need options, clarity, and control


On-the-Spot Offers

Highest Values

Immediate Payment

Depth of Knowledge

International Reach

“Since my days as head of the Antique Jewelry department at Sotheby’s, New York, Windsor has been my go-to source for buying and selling fine jewelry and watches. The staff at Windsor are knowledgeable and on top of market prices.”

-Jackie Fay, Fine and Estate Jewelry Consultant




  • Windsor possesses the expertise, financial power, and nuanced market knowledge to ensure your clients receive the best results possible
  • As America’s market leader, we offer transparency, efficiency and premium to our partners
  • We provide your clients with brokerage services to the world’s top collectors, private buyers, and retail outlets
  • Our services include solutions for fine and high jewelry, personal mementos, art, and household contents

“Arcot II”
17.21 carats, D color, Internally Flawless
Provenance to the crown of King George IV, 1821


Paul Lubetsky

Well-known in the trade, Paul Lubetsky is the founder and owner of Windsor Jewelers, Inc. With a reputation for great prices and professional service, Paul has earned referrals from top auction houses such as Sotheby’s, Christies, and Bonham’s, bringing profitable and rewarding solutions to those looking for the right place to sell their fine jewelry, watches, gemstones and diamonds. With over 40 years in the industry, Paul oversees Windsor’s network of buyers who have expertise in fine jewelry, diamonds and gemology.

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Avi Fattal

Born and raised in London, England, Avi started working at a fine antique jewelry store on Bond Street at a young age. The experience kindled a deep passion that led him to travel throughout Europe, Asia and the Americas, seeking out diamonds and exotic gemstones. Avi’s strong relationships throughout European fine jewelry brands and designers give him a deep understanding of design, production, and consumer relations. Avi has more than 20 years of experience in fine jewelry, having joined Windsor Jewelers over 15 years ago.

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Michael Singer

Michael Singer appraises and purchases jewelry estates. He gained his expertise in his youth, working for a three generation family business; specializing in jade, rare gemstones, and fine antique jewelry. Michael has definitive knowledge of 20th century European designers and contemporary brands. He has entree to international markets. He presents a clear and informed assessment of current jewelry values to his clients.

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Logan Gough

Logan Gough has a background in luxury designer jewelry with 7+ years of experience. Throughout her career, Logan has worked closely with high end department stores, independent retailers as well as directly with private clients, giving her a keen understanding of the fine jewelry industry. Her attention to detail, eye for style and knowledge of the market allows Logan to build personal relationships while providing excellent service. Working with Logan whether buying, selling, or partnering with Windsor is both lucrative and fun!

Duke Kim

Duke Kim has been working with jewelry for over 10+ years. With a degree in Fine Arts of Crafts and multiple GIA certificates, he understands the process of making high-end jewelry as well as comprehends quality and workmanship. He specializes in colored stone with surpassing affection and has plentiful knowledge in watches. Duke is here to accommodate anyone who shares the same passion for fine jewelry and watches.

Allison Richman

Allison Richman is a sales and acquisitions specialist with over 10+ years working in the fine jewelry and estate markets. Throughout her career, Allison has worked with world-renowned designers, and has developed a diverse clientele including her relationships with premier retailers nationwide. She has her finger on the pulse of the market, helping Windsor make the best investments and pay up where it counts! Allison has a loyal following, and makes sure to provide a superior experience that is tailored to each of her clients needs.