R7Dinc PDC Spa Accessories * DIAMOND STOOL Available in Cedar only. Matching Stool with PermaStone seat top. The PDC Spas hot tub Diamond Package is the epitome of function and good looks. Surfaces are built from PermaStone, a neutral tone granite-like polished composite material which is resistant to climate and heavy use.This very attractive material is similar to Corian, known for its beauty and durability in kitchen surfaces, bar tops, benches, stool seats, and stair treads. Add sophistication to your spa unit with this very vogue material. ** Retail $356.00 -R7Dinc wholesale discount as noted plus Tax & delivery.