Prohibition of tattooing, cutting the teeth, and undergoing surgery for beautification
Among such excesses are tattooing and shortening the teeth. The Messenger of Allah (saw) cursed the tattooer and the one who is tattooed, the shortener of teeth and the one whose teeth are shortened (Muslim).
Why gold and silk are permitted to women
Woman has been exempted from this prohibition out of consideration for her feminine nature, as the love jewelry and ornaments is quite natural and becoming for a woman. However, she is not to use her adornments to attract men and arouse their sexual desires.
Gold and pure silk are haram for men
Beautification and elegance are not merely permitted but are required by Islam, and in general it repudiates any attempts to prohibit them. Allah (swt) said: “Say, who has forbidden the adornment of Allah which He has brought forth for His servants, and the good things of His providing?” (Qur’an 7: 32).