I don't know about anyone else but I find I struggle to think of gift ideas for myself (I have bday just after xmas so I get double trouble).
I've always found these threads quite helpful in sharing what others are getting for inspiration. I hope to maybe get a couple of these things if I'm lucky...
Kirstie Le Marque diamond and ruby fish necklace
https://www.kirstielemarque.com/products/diamond-ruby-fish-necklace
Earphones I can wear while sleeping that have noise cancelling to block out DH snoring!
https://www.amazon.co.uk/dp/B0FMF132MP?psc=1&ref_=cm_sw_r_cp_ud_ct_20YH5R32FDN84V74Q0FV
These lovely spotted gin glasses
https://www.oliverbonas.com/homeware/azul-spot-gin-glasses-set-of-two-378210
Black Forest Gateau Hot Chocolate Sachets
https://www.hotelchocolat.com/uk/black-forest-sachets.html
Canon pancake lens
https://www.canon.co.uk/store/canon-rf-28mm-f2-8-stm-lens/6128C005/
Jo Malone Peony and Blush Suede
https://www.jomalone.co.uk/product/25946/27028/colognes/peony-blush-suede-cologne
Please do add yours below as I'm sure I'll be inspired!