It will continue to darken, but very slowly, over time Sheena. Sealing it with a gloss lacquer, brush on or spray will give it a wet look. Matte or satin lacquer will retard darkening, but will add substantially to the cost. Dennis.
You could wax the surface I would be a bit concerned about the pointy bits, just my opinion.
Yes they do not look like they would pass the silk tie test, may just be the photo.
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