According to Official Guinness Records,
The largest collection of tea glass holders consists of 1,921 different items and belongs to Sergey Kruglov (Russia), as verified in Moscow, Russia, on 11 April 2015.One of Sergey's favourite types of tea glass holders originates from a factory based in Leningrad (now Saint-Petersburg, Russia), which manufactured tea glass holders with enamel in the 1950s. He has been collecting tea glass holders for the past 10 years.
For a complete list of 2015 records, please visit 2015 Guinness Records in Russia.