The Amethyst Sukhumvit 39 The Amethyst Sukhumvit 39 Developed by Premsiri Development Company Limited. Number of buildings: 1 building, 8 floors, 79 units. Low Rise Condo, 8 floors, located on Soi Prommit, Sukhumvit Road 39. There are rooms to choose from: Studio, 1 bedroom, 2 bedrooms, 3 bedrooms. Full facilities within the project, swimming pool, fitness, system. Security 24 hours a day. -BTS Phrom Phong -Emporium, EmQuatier -Benjasiri Park -Samitivej Hospital, Theptarin Hospital, Sukhumvit Hospital