Sapphire Tower Studio B - Cosmopolitan 100 and 200 Harbor Drive, San Diego, CA 92101 682Sqft 1Beds 1Baths YesBalcony Click on other Floor Plans For Sapphire Tower Condos Below Sapphire Tower Unit A – Penthouse 2 Beds 3Baths 2981SQ. FT. Sapphire Tower Unit B – Penthouse 2Beds 3Baths 2823SQ. FT. Sapphire Tower Unit A – Sapphire 2Beds 2Baths 1949SQ. FT. View All Floor Plans Would you like more details about this Sapphire Tower floor plan? We are here for you and look forward to providing you with more information and available units matching this floor plan. Name* First Last Email* PhoneComments or Questions: This iframe contains the logic required to handle Ajax powered Gravity Forms.