This rose gold stacking ring set is three slim bands in waterproof 14k rose gold plated stainless steel: the Briar twisted ring, the Delilah flat band and the Wrenley cubic zirconia stacker.
The twisted Briar is about 1.2 mm thick, the Delilah band about 2 × 1 mm, and the Wrenley has tiny cubic zirconia of about 0.5 mm. You choose a size