An interlocking hearts necklace looks simple: two hearts, linked, set with cubic zirconia. If you have spent twenty minutes scrolling through versions of it, you have noticed that the pendant barely changes from one listing to the next. That is not a flaw. It is the point.
What you are really choosing is the message card, and therefore the relationship. The same two hearts mean something different when the card says To My Daughter than when it says To My Boyfriend's Mom. This guide explains the symbolism once, then organizes everything else by who you are giving it to and what the card actually says.
What interlocking hearts actually symbolize
Two hearts that pass through each other cannot be separated without breaking one of them. That is the entire symbolism, and it is unusually literal for jewelry. There is no clasp between them, no join that can be undone. They were made linked.
This is why the design gets given for bonds that are not chosen and cannot be exited: a mother and a daughter, most of all. You can end a friendship or a marriage. You cannot stop being someone's daughter.
It is worth knowing what the design is not. It is not a commitment symbol in the way a knot is, and it is not a romantic symbol in the way a single heart is. Interlocking hearts read as permanently connected, not as in love. That makes it a safer choice for a mother-in-law or a boyfriend's mother, where a romantic reading would be awkward.
Interlocking hearts vs. love knot vs. forever love: which pendant says what
- Interlocking hearts. Two heart shapes, linked, both set with cubic zirconia. Meaning: two lives permanently joined. Best for mother and daughter, mother-in-law, and any relationship you want to describe as unbreakable rather than romantic.
- Love knot. A single knotted form set with a round cubic zirconia stone. Meaning: a bond tied deliberately, by choice. It reads more formal and more romantic, and is the more common choice for partners. See our love knot necklaces.
- Forever love and single-heart designs. One heart, usually larger, sometimes inscribed. Meaning: straightforward affection. The least specific of the three, which makes it flexible but less pointed.
Choosing between interlocking hearts and a love knot for a mother figure, the hearts are the safer read. The knot carries a faint wedding association that some recipients notice.
Choosing the card: for a daughter
There are two daughter cards, aimed at genuinely different moments. The first is for the daughter who is still, in your head, small. The card on the Interlocking Hearts Necklace – Baby Girl Daughter Gift opens:
"To My Beautiful Daughter — Remember that you are the angel that God sent into my life. I will always be there to love you, and nothing in this world can ever break the bond we share. After all, you know what my heart sounds like from the inside. You will always be my baby girl. Love, Mom."
The line about knowing what your heart sounds like from the inside is the one that does the work. It signs off Love, Mom, so this is the card to pick if you are her mother. It suits a birthday, a graduation, a wedding morning, or a first move away from home.
The second daughter card is for a harder season. The Interlocking Hearts Necklace – Strong Daughter Gift reads:
"To My Daughter — To not be afraid. If they whisper to you, 'You can't withstand the storm,' whisper back, 'I am the storm.' You made it this far, and you will continue to do so. Always remember that if no one else is there for you, I always am, no matter what."
This one is for a daughter going through something: a divorce, a diagnosis, a job loss, a stretch of being underestimated. It is not a birthday card. It does not sign off with a specific sender, so a father, a grandparent or a stepmother can give it without the wording contradicting them.
Short version: if the occasion is happy, choose the baby girl card. If she is having a hard year, choose the storm card.
Choosing the card: for a mom
Both mom cards are written from an adult child to their mother. The difference is how much history you want to name.
The Interlocking Hearts Necklace – Grateful Mom Gift opens:
"To My Mom — I admire everything you do for me, your strength, your nerves. I love how you never give up on me, how you support me all the time, even when it seems impossible. How you always make me feel better."
It continues through the unglamorous parts of being mothered, including the days she showed up when she felt awful, and closes on I love you for everything you do. This is the card for a mother who has never been thanked for the specifics.
The Interlocking Hearts Necklace – Mom and Best Friend Gift takes a different angle:
"To My Mom — Thank you so much for just being my mom. You have been my constant support and my biggest fan. I know I can always count on you for anything. Your sacrificial heart is always putting others above yourself."
It closes by telling her she is not only a mother but a best friend, and ends on You will never know how much I love you. This is the card for a relationship that has moved past parenting into friendship.
If you cannot decide: the grateful card is about what she did, the best friend card is about who she is now.
Choosing the card: for a mother-in-law or a boyfriend's mom
This is the category people find hardest, because the relationship is real but the vocabulary for it is thin. Both cards solve the same problem: how to thank a woman for raising the person you love without overstepping.
The Interlocking Hearts Necklace – Daughter-in-Law to Mother-in-Law Gift reads:
"To My Mother-in-Law — I am so lucky that I fell in love with your son—the boy you raised into an incredible man, who will make an incredible husband and father. Thank you for welcoming me into the family with open arms and your warm heart. Our relationship means the world to me."
Note that this listing pairs its card with the love knot pendant rather than the interlocking hearts pendant, so check the product images before ordering if the two-hearts shape is what you want.
The Interlocking Hearts Necklace – Thank You Boyfriend's Mom Gift is for the stage before marriage, which almost nobody makes a gift for:
"To My Boyfriend's Mom — I never thought I'd find the one until I found your son, and I have you to thank for the man he has become. He's loyal and kind, loving and true, and I know that's because he has a mother like you. I appreciate the love and support you gave us from the start. Thank you for trusting me with a piece of your heart."
That last line is why this card lands. It acknowledges that she gave something up, which is the thing a boyfriend's mother is rarely told. It suits a first Christmas with his family, a first Mother's Day after you have been together a while, or a thank-you after she has hosted you. More options for that relationship sit in the boyfriend's mom collection.
Metals, finishes and chain lengths
The pendant hardware is the same across the range, so these specifications apply to every version above.
- Finish: a 14k white gold finish or an 18k yellow gold finish, both over polished surgical steel.
- Stones: both hearts are set with cubic zirconia.
- Pendant size: 0.6 inches high by 1.1 inches wide, roughly 1.5cm by 2.8cm. Visible rather than dainty.
- Chain: adjustable from 18 to 22 inches, with a lobster clasp.
Yellow gold suits warmer skin tones and anyone whose existing jewelry is gold; white gold is the safer default if you have never seen what she wears. At 18 inches the pendant sits just below the collarbone; at 22 inches it falls onto the chest and works over a sweater.
How the message card is presented on arrival
The wording quoted above is fixed for each listing. It is not something you type in, which means the card choice is the customization. Read the full text on the product page and make sure the sign-off matches who you are.
The necklace arrives packaged for giving rather than in a shipping envelope you have to rewrap. Production takes 2 to 6 business days before the order ships, so allow room ahead of a dated occasion.
If you want a card you wrote yourself rather than one chosen from a set, our guide to the message card necklace as a keepsake gift explains how that format works.
Price, and what the gift box includes
Every version is $59.95, whichever relationship you choose. Two box options are offered at checkout. The standard soft touch box is included at no extra cost and is a proper gift box, not packaging. The upgrade is a mahogany style luxury box with an LED spotlight inside the lid, which lights the pendant when it is opened. That earns its keep when the gift is opened in front of other people. For a quiet, one-to-one gift, the standard box is enough.
| Necklace | Recipient | Card message (opening line) | Metal options | Price |
|---|---|---|---|---|
| Baby Girl Daughter Gift | Daughter, from her mom | "Remember that you are the angel that God sent into my life." | 14k white gold finish; 18k yellow gold finish | $59.95 |
| Strong Daughter Gift | Daughter going through a hard season | "To not be afraid." | 14k white gold finish; 18k yellow gold finish | $59.95 |
| Grateful Mom Gift | Mom, from an adult child | "I admire everything you do for me, your strength, your nerves." | 14k white gold finish; 18k yellow gold finish | $59.95 |
| Mom and Best Friend Gift | Mom who is also a close friend | "Thank you so much for just being my mom." | 14k white gold finish; 18k yellow gold finish | $59.95 |
| Daughter-in-Law to Mother-in-Law Gift | Mother-in-law, from a daughter-in-law | "I am so lucky that I fell in love with your son." | 14K white gold finish; 18K yellow gold finish | $59.95 |
| Thank You Boyfriend's Mom Gift | A boyfriend's mother | "I never thought I'd find the one until I found your son." | 14k white gold finish; 18k yellow gold finish | $59.95 |
The full range sits in the message card jewelry gifts collection.
FAQ
What does an interlocking hearts necklace mean?
Two hearts linked so they cannot be separated without breaking. It symbolizes a permanent bond rather than a romantic one, which is why it is most often given between mothers and daughters and to mothers-in-law. Unlike a love knot, it carries no wedding association.
Can I change the wording on the message card?
No. Each listing has its own fixed card text, so choosing the right listing is how you choose the message. The wording for all six main versions is quoted in full above, and the complete text appears on each product page.
Is it appropriate to give one to my boyfriend's mom?
Yes, and it is one of the better options for that relationship precisely because the symbolism is about connection rather than romance. The boyfriend's mom card thanks her for the man she raised, which keeps the tone warm without presuming anything about the future.
Which finish should I choose if I don't know her taste?
The 14k white gold finish. It reads as silver, the more common everyday metal, and sits comfortably next to most existing jewelry. Choose the 18k yellow gold finish only if you have actually seen her wearing gold.
Will the chain fit her?
Almost certainly. It adjusts from 18 to 22 inches, which covers the great majority of adult neck sizes and lets her choose where the pendant sits.
