Valuation papers papers not given despite repeated assurance they would be

I purchased a pre-owned Breitling Superocean from Jacques at Silvertrust . I was reasonably happy with the watch on receipt and Lizette gave a good service in terms of keeping me up to date with the delivery.

The watch runs a little fast (about 1 min a day) and Jacques tells me to rest it on one side at night to compensate this. This seems a little odd, but i tried it and it doesn't work. I have since been trying to get the promised valuation with details sent to me by e-mail. Jacques keeps telling me on whatsapp that he'll do it, but its now been two months and still no papers?

I was promised