ખોટા તો પણ ગાંઠના રૂપીઆ.

khōṭā tō paṇa gāṁṭhanā rūpīā.

Literally: Even if they are fake, they are rupees from one's own pocket.
What it means: One is naturally more attached to their own family or possessions, even if they are flawed.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1923) · read from the scan by machine — the Gujarati itself is unchecked · English is machine-made and nobody has checked it yet

Heard it differently, or know we've got the sense wrong? Tell us — that is exactly the kind of correction this needs.