Currently, possibly the lowest prices are at yesasia.com:
Sails - Chet Atkins
http://www.yesasia.com/us/sails-sacd-限量編號版/1045272565-0-0-0-en/info.html
Crazy - Julio Iglesias
http://www.yesasia.com/us/crazy-sacd-限量編號版/1045272558-0-0-0-en/info.html
Barry Manilow - Ultimate Manilow
http://www.yesasia.com/us/ultimate-manilow-sacd-限量編號版/1045272557-0-0-0-en/info.html
Sails - Chet Atkins
http://www.yesasia.com/us/sails-sacd-限量編號版/1045272565-0-0-0-en/info.html
Crazy - Julio Iglesias
http://www.yesasia.com/us/crazy-sacd-限量編號版/1045272558-0-0-0-en/info.html
Barry Manilow - Ultimate Manilow
http://www.yesasia.com/us/ultimate-manilow-sacd-限量編號版/1045272557-0-0-0-en/info.html