I've got the PTWC-01 for sale in perfect condition. No scratches or any visible marks on the lens. Comes with front and back lens covers. Works excellently with the XZ-1. Great glass very sharp throughout the FOV which by the way is over 100 degrees.
Price is $300 plus shipping from CA.
Olympus Underwater Wide Conversion Lens PTWC-01 | Bluewater Photo & Video
Price is $300 plus shipping from CA.
Olympus Underwater Wide Conversion Lens PTWC-01 | Bluewater Photo & Video