Wheel of Time MUD

Is this cost right? Seems crazy. Shield was in tattered condition, but otherwise not that old overall. It was the caemlyn armorer.

rem shield
You stop using a dull black shield.
You grip a dark, barbed flail with both hands.

* HP:Battered SP:Bursting MV:Weary >
mend shield
An armorer tells you 'That'll be 374 gold crowns and 10 coppers. Come back in 4 hours.'

It's due to the condition. A dull black shield that lost 1/6th of its condition was this:

mend shield
An armorer tells you 'That'll be 1 gold crown and 15 coppers. Come back in 2 hours.'
An armorer gives you a receipt.