ઠામ જાય ત્યારે ઠીકરું આવે.

ṭhāma jāya tyārē ṭhīkaruṁ āvē.

Literally: When the vessel goes, the potsherd comes.
What it means: One only realizes the value of something after it is broken or lost.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1923) ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1921) · 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.