Some might consider this necklace garish.
An example of something that would be described as garish is a giant and overdone necklace dripping with fake diamonds.
- too bright or gaudy; showy; glaring: garish colors
- gaudily or showily dressed, decorated, written, etc.
Origin of garishearlier gaurish, probably from Middle English gauren, to stare
Origin of garishOrigin unknown
(comparative more garish, superlative most garish)
Perhaps from Old Norse gaurr (“rough fellow”) .