Used Extra Links ORIENT STAR Diver Bracelet Orient Star

This is a used item. Extra links ORIENT STAR Diver bracelet Orient Star This is a leftover piece of Orient Star's diver's watch. The model numbers are RK-AU0309B, RE-AU0301B, etc., and if they are of the same type, I think they are compatible with models in different colors.

One frame is 1cm long.

(Reference) It's a different model from the same brand, but when I asked the manufacturer for a quote, they said it would cost about 5,000 yen per frame.