Phalaenopsis speciosa 'Yong Blue' 
2.5" pot blooming size plants available for sale at $30 each.
Only 15 plants available. 
The plants are mericlones. 

This batch of plants are the rare blue-grey, or coerulea variety of Phalaenopsis speciosa/tetraspis. The flowers are around 5 cm in size and have nice fragrance. The flower image is from the parent plant.

Phalaenopsis speciosa 'Yong Blue'