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Seth S. Diamond

Attorney Profile

Top Rated Estate & Trust Litigation Attorney in Miami, FL

Sloto & Diamond, PLLC
One Datran Center, Suite 1607, 9100 South Dadeland Boulevard
Miami, FL 33156-7850
Phone: 786-220-4472
Fax: 305-379-2328
Selected to Super Lawyers: 2019 - 2022
Selected to Rising Stars: 2017 - 2018
Licensed in Florida Since: 2008
Practice Areas: Estate & Trust Litigation, Estate Planning & Probate
Attorney Profile

Based in Miami, Florida, Seth S. Diamond is an attorney at Sloto & Diamond, PLLC. Focusing his practice primarily on probate and estate administration and litigation, his clients include beneficiaries, trustees and personal representatives throughout Miami-Dade, Broward, Palm Beach and Monroe counties. Mr. Diamond also prepares and reviews trusts, wills, financial and health care powers of attorney, and other estate planning documents, and his background encompasses real estate transactions and litigation as well.

Some of Mr. Diamond's cases have included the representation of a beneficiary of a trust in a case involving a breach of fiduciary duty by the trustee, and in another matter, he obtained a summary judgment in favor of a trustee client against beneficiaries of the grantor's subsequent will who had contested the validity of certain provisions of the trust document. In addition to his courtroom successes, he has been able to obtain favorable mediated settlements as well. Admitted to practice before all Florida state courts, Mr. Diamond is also admitted to practice before the U.S. District Courts for the Southern and Middle Districts of Florida as well as before the U.S. Court of Appeals for the 11th Circuit.

Majoring in marketing, Mr. Diamond attended the University of Florida Warrington College of Business, and he received a Bachelor of Science in business administration in 1996. After working in the private sector for several years, he decided to pursue a legal education, and to that end, he enrolled at the Florida State University College of Law. While he was there, Mr. Diamond was a member of both the Journal of Transnational Law & Policy and the Journal of Land Use & Environmental Law before being awarded his Juris Doctor cum laude in 2008. Active in his community, his professional affiliations include the Dade County Bar Association.

Practice Areas
  • 70%Estate & Trust Litigation
  • 30%Estate Planning & Probate
Focus Areas

Will Contests, Estate Planning, Guardianships & Conservatorships, Living Wills, Power of Attorney, Probate & Estate Administration, Trusts, Wills


4 Years Super Lawyers
2 Years Rising Stars
  • Super Lawyers: 2019 - 2022
  • Rising Stars: 2017 - 2018

About Seth S. Diamond

First Admitted: 2008, Florida

Professional Webpage:

Pro bono/Community Service

  • Bet Shira Congregation, Former Chair, Legal Committee
  • Bet Shira Congregation, Member of Board of Directors, 2014 – 2019

Bar/Professional Activity

  • U.S. District Court, Southern District of Florida, 2009
  • Coral Gables-South Dade Estate Planning Council, Immediate Past President and Member of Board of Directors, 2013 – Present
  • Florida, 2008
  • U.S. Court of Appeals, Eleventh Circuit, 2009
  • Dade County Bar Association
  • U.S. District Court, Middle District of Florida, 2009
  • Anti-Defamation League, Co-Chair, Glass Leadership Institute, 2010-2011; Civil Rights Committee

Educational Background

  • University of Florida, Warrington College of Business, B.S.B.A. in Marketing, Tau Epsilon Phi Fraternity, 1996


  • Krumholz v. Guardianship of H.K., 114 So. 3d 341 (Fla. 3d DCA 2013)
  • Morrison v. Martorana, 162 So. 3d 1037 (Fla. 5th DCA Apr. 21, 2015)
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Office Location for Seth S. Diamond

One Datran Center, Suite 1607
9100 South Dadeland Boulevard
Miami, FL 33156-7850

Phone: 786-220-4472

Fax: 305-379-2328

Last Updated: 5/15/2022

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