English to Arabic Other Construction / Civil Engineering Historical buildings

We consider that the primary objective for the Al
Zubara development is the creation and operation of
an international standard boutique museum. To clarify
and define this statement the following outlines the
characteristics of ‘international standard’ and ‘boutique
museum’.
A boutique museum should not be thought of as a
condensed version of a large museum
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What can we translate "boutique museum" into Arabic.

Note: I posted this question under the English section, and English professionals say that a boutique museum is a small specialized museum.

Thank you very much!