At this point I've accepted that (for now) accurately recreating cutie marks is (for the most part) beyond the model engine's capabilities.

That being said, this is the best Silver Spoon I've gotten from it so far.
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Generated by NAI Diffusion Furry (Beta V1.2)
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Prompts used: silver_spoon_(mlp), young, female, filly, earth_pony, pony, braided_hair, braided_ponytail, grey_fur, grey_hair, silver_hair, solo, mlp, purple_eyes, on_bed, panties,

Seed no.: 2811778345
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Yes I deliberately excluded 'glasses' from the prompts list this time because of its tendency to fuse the glasses with the eyes and eyelashes.

I also excluded 'pearl necklace' to reduce the chance for errors.