I just received my updates and the catalgoue shows the following:
Royal Tapestry for $8,000
Expansion to 18 x 21 for 120 gems or $3,000,000
Expansion to 19 x 22 (unlocked at Level 50) for 120 gems
Expansion to 20 x 23 (unlocked at Level 55) for 120 gems
Expansion to 21 x 24 (unlocked at Level 60) for 120 gems
Expansion to 22 x 25 (unlocked at Level 65) for 120 gems
Expansion to 23 x 26 (unlocked at Level 75) for 120 gems
Great job TeamLava!! You get a lot of critism, so you definitely deserve some praise on this one.