Belt-drive two-speed turntable with a floating sub-chassis - the transition model from idler to belt drive.
Sold-price reading for this model →Belt-drive/automatic turntable: the belt and the automatic trip mechanism are the usual faults, and a missing dust cover or cartridge sled shows up in the price. Verify 50/60 Hz mains pulley.
Marks that can be entered for this maker: Serial number, Model / catalogue number, British capacitor code (Hunts, Mullard), Japanese capacitor code (Nichicon, Chemi-Con, ELNA), EIA component code, Version & era marker.
The introduction year is not documented, so the model narrows nothing.
Sold-listing reading: fair $355, good $617, excellent $1,200 USD · 16 sold listings · as of 2022-10 – 2023-01. Vintage Turntables eBay SOLD-price table (https://vintage-turntable.com/thorens-values), 16 completed listings; fair/good/excellent are the observed minimum / median / maximum of those sold prices, not condition grades.
Evidence: Sound Fountain — Thorens resources