You can give it within his knowledge as it is your own property and you may do with it what pleases you! However, if it has some sentimental value, you shouldn’t break his heart by giving it away, even if it is permissible.

Can I give charity, a gold chain, my husband gifted me without him knowing?

Kind Treatment of Spouses | August 1, 2015 8:56 pm
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 If a Muslim husband and adult son do not practice the deen although the wife always reminds them to follow the sunnh and do salah but they don’t. Is she has the responsibility and will be asked about this on the day of judgment?
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Sheikh my wife is a Dr and is stressed about her exams and doesn’t physical get involved with me for months and it is frustrating for me.. I tried to fast but no help and to marry again I can’t as it is not at all accepted in our culture…So what should I do?? Can I masturbate so I will be away from sins as it becomes v v hard at times