upmarket

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Appealing to or designed for high-income consumers; upscale.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective designed for customers with a high income
• adverb towards the more expensive end of the market

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective designed for consumers with high incomes