I believe this dates from the 1920's. It has a stamp on the clasp but it is unreadable - the silver has also been tested. The internal circumference is 6 3/4 (17.2cm) and the bangle is in good vintage condition, please see the pictures.
The pearls are 5mm in diameter. UK cheques and postal orders also accepted. Items are posted within two days. The item "VINTAGE CHINESE EXPORT SOLID SILVER GILT REAL PEARL BANGLE" is in sale since Sunday, September 6, 2020.This item is in the category "Jewellery & Watches\Vintage & Antique Jewellery\Vintage Fine Jewellery\Art Deco (1915-1935)". The seller is "3229amanda" and is located in East Anglia. This item can be shipped worldwide.