Heritage Auctions in Dallas concluded a high‑profile sale of Marilyn Monroe’s pesonal effects on Thursday, with several items surpassing six‑figure marks. The collection featured a Christian Dior suit from her 1954 honeymoon, a handwritten letter from playwright Arthur Miller, and rare correspondence from her psychiatrist, Dr.. Ralph Greenson.

Christian Dior honeymoon suit fetches £112,000

The centerpiece of the auction was the Dior ensemble Monroe wore while on her honeymoon with baseball legend Joe DiMaggio in 1954. Heritage Auctions’ executive vice‑president Joe Maddalena noted the timing was symbolic, occurring a century after Monroe’s birth, and the suit sold for £112,419, roughly $150,000. The sale highlights how couture pieces linkd to Hollywood legends command premium prices in the colletcibles market.

Arthur Miller’s eight‑page love letter sells for £46,481

An intimate, eight‑page handwritten letter from Arthur Miller to Monroe fetched £46,481 (about $62,453), according to the auction house. Written as their marriage unraveled, the letter offers a candid glimpse into the couple’s strained relationship and was described by Maddalena as “a rare, unfiltered look at one of the most famous marriages of the 20th century.”

Ralph Greenson’s psychiatrist letters reveal final days

Three letters from Dr. Ralph Greenson, Monroe’s longtime psychiatrist, also realized £46,481 each. In these notes, Greenson recounts the events leading up to Monroe’s last day and the aftermath, providing valuable primary source material for biographers. The identical hammer price for each letter underscores collector interest in psychological artifacts tied to the star’s tragic end.

Rhinestone bracelet and Fabergé clock break $100k barrier

Among the other highlights, a rhinestone‑encrusted bracelet sold for £83,666 (approximately $112,419) and a Fabergé clock fetched £74,370 (about $99,932). Both items illustrate the breadth of Monroe’s personal style, ranging from glamorous jewelry to luxurious home décor, and they each attracted competitive bidding from international collectors.

Who authenticated the Dior suit?

The auction catalogue did not disclose the expert or provenance chain that verified the Dior suit’s authenticity, leaving a gap in the public record. Additionally, it remains unclear whether any of Monroe’s estate representatives were consulted during the sale,a point that could affect future valuations of similar memorabilia.