New York—Police in a major European city are searching for a suspect wanted for switching cubic zirconia for a large quantity of diamonds at a prominent retail jewelry store.

The police agency asked the Jewelers’ Security Alliance for help identifying the suspect, the organization said in a recent email alert.

20181010 Diamond switch suspectThe JSA’s John Kennedy told National Jeweler that the white male suspect, pictured at left, went into the store three times. During his final visit, he was shown diamonds in a basement room.

Twenty-four diamonds were switched with CZ and stolen, though the total value of the stones is not being released.

Kennedy said the suspect was introduced to the store by an intermediary earlier this year and was said to be interested in purchasing diamonds between 5 and 12 carats.

The JSA said he spoke mostly English but was using a Russian phone number.

JSA is unable to share any additional information with the public at this time. Anyone with information about this individual is asked to contact them at 212-687-0328 or This email address is being protected from spambots. You need JavaScript enabled to view it..

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