Mens Hairstyles With Face Shape . Diamond faced men are encouraged to grow out their hair and beard, and enjoy the variety of trendy hairstyles that suit their face and beautiful bone structure. Men's hairstyles to suit every kind of face shape, no matter what type of hair you have (plus: how to work out your face shape…) Get it right first time by figuring out the correct hairstyle for your face shape. 28 Best Hairstyles for Men According to Face Shape (Jean Houston) Thus, it is crucial to know what different face shapes there are and what hairstyles go with them. Men's hairstyles to suit every kind of face shape, no matter what type of hair you have (plus: how to work out your face shape…) Get it right first time by figuring out the correct hairstyle for your face shape. Men with a diamond face can experiment with different hairstyles. Now that you've got either a bold geometric outline on the mirror or some precise measurements, determine your ...