A betrothal token should be portable, capable of easy conversion into credits in case of emergency, and, if worn, should not impede the wearer in combat. Earrings are out. So are long chains. Gems in rings should be in a rub-over setting and shallow enough to be worn under gauntlets. You really don't want to see what happens if you catch a ring in a moving cable or machine part.
----Purchasing advice for Mandalorian suitors from Tsabin Dril, jeweler and artillery specialist
ebba:
Jeweler and artillery specialist, what a combo!