Name	Buy	Sell	Who	Found	Description
Bianca's Ribbon			Bianca, Daughter
Elf Amulet	3,000	1,500	All		*
Flame Ring			Hero		*
Hydro Ring			Bianca, Flora		*
Life Ring			Hero, Bianca, Flora, Son, Daughter		Restores 1 HP per step
Megante Bracelet		250	All		*
Shooting Star Bracelet		3,250	All		Doubles agility

Thanks to zenithian
The "Names" are the romanizations from the "Dragon Quest V Official Guide Book" by SQUARE ENIX, © 2004. ISBN4-7575-1185-X.
"Who" does not include recruitable monsters
"Where" is not all-inclusive, but may/should be expanded to make this list comprehensive.
"Special/Notes" lists effects when used in battle, or special bonuses when attacking.