The simplest and most attractive way of displaying any of the ones above is by etching half of the heart on your inner wrist and the other half on your partner's wrist, which will only make sense if you join your hands. It is a perfect way of saying you've given a part of your heart to your beloved.
"Love For Music" Tattoos
Religious symbols are also the most preferred tattoo designs by couples where they stand for the solemn promise that you've made until death does you apart. Every religion has a symbol which signifies a meaningful bond such as in Christianity, a tattoo of a Cross portrays your belief in God and in each another.
Yin and Yang Tattoos
Lock and Key Tattoos
One of the various aspects of heart-shaped lock-and-key tattoos is 'love', and if you're inspired by the famous line "Owing key to one's heart", this tattoo pair is made for you. Symbolizing love between two individuals, you can get inked by a key and your better half can go for the matching lock (not necessarily a heart-shaped one).
If you have made up your mind to have a couple tattoo, do consider one of the ideas listed above, or come up with your own innovative tattoo design that will make your partner go weak in the knees. Make sure the tattoo appeals to both of you and that you won't regret having the tattoo done in any circumstances.