A pretty silver ring

Effects

Gem	Effect
alexandrite	+CON +Discipline
amber	+CON +Camping
amethyst	+STR +axes
aquamarine	+DEX +Fishing
bloodstone	+STR +Attack
carnelian	+CON +Axes
chrysoberyl	+DEX +Combat riding
diamond	+STR +Long blades
emerald	+STR +Polearms
garnet	+CON +mastery of camping
hematite	+STR +Stun
jade	+DEX +Hunting
malachite	+WIS +Meditation
moonstone	+WIS +Mastery of shielding
moss agate	+STR +enhance criticals
olivine	+DEX +Detect trap
onyx	+STR +throw weight
opal	+STR +Rescue
pearl	+STR +Martial arts
quartz	+INT + Plant lore
rhodonite	+CON +Endurance
ruby	+STR +sblades
sapphire	+STR +bludgeons
sunstone	+WIS +Fire building
topaz	+DEX +Tumbling attacks
turquoise	+DEX +Find weakness
zircon	+CON +hiking

a pretty silver ring

Description:	This silver ring has a simple, yet pleasant design. It is polished and shiny, and has a smooth surface. It almost looks cheap, because of the simplicity, but there's something canny about it. It has a slot to hold a solitary gem in its center, which is empty. You can 'insert' a gem, if you wish. It contains a tale; The origins of this ring are a mystery, but it is one of those magical items, that possess only a weak enchantment by themselves, but feed on the magic of gems to acquire their properties. When rubbed, this ring releases the enchantments of the gem at once, consuming the stone in the process.
Armour type:	ring
Stats:	Gives different stats/effects based on the inserted gem.
It looks	Very light weight (0.030 kg)
Sacvalue:	0
It is called	ring and identified as 'ring', 'pretty ring', 'pretty silver ring' and 'silver ring'
It takes the following slot:	Finger
Made of:	silver
Size:	tiny
Quality:	good
From:	Reward from area quest Competing architects.
Other info:	Better gem quality increases +bonus. Perfect gems give +5 to skills. Has a cooldown period. The ring can only be used by the player who completed the quest. Star gems or a black pearl give no better or different stats.