Fowey River Antiques has dated this piece to the 1950s.
As you would expect from Bonklip the bracelet is fully marked and hallmarked.

It measures 6 inches minimum up to a maximum of 8 inches and has 16mm ends.
It is suitable for both fixed and spring bars and of course is fully adjustable.
The total weight is 22g.
This is a highly collectable and extremely rare watch bracelet and much sought after.
Fowey River Antiques has dated this piece to the 1950s.
We are traditional watchmakers who specialise in the restoration of premium vintage watches.
You can view the stock and full dealer information on the Fowey River Antiques Profile Page