Not so sure it's overpriced. It's SLE marked J PURDEY & SONS. You know, a Winchester 21 in equal condition with a few "squigles" can set one back 15k, and this English piece is at leat 3 x the gun.
Now that 90K 20br 2&3/4" is How much does a new one cost? I would rather have SPJ initials in pink gold on the trigger guard. I don't give a .... about WOCJ.