The Love Letter Necklace Set
Say it without saying it. Her birthstone, a heart and her initial on one chain, with every charm clipping on and off.
Wear It Worry-Free
Waterproof, tarnish-resistant, and made to last.
30-Day Easy Returns
Hassle-free exchanges on non-custom pieces.
Peace of Mind Guarantee
We manually review every design for errors.
Step 1
Choose necklace
Step 2
Personalise it with charms
50% offcharms added with your necklace
Your set
Our promise
Wear It Worry-Free
Waterproof, tarnish-resistant, and made to last.
30-Day Easy Returns
Hassle-free exchanges on non-custom pieces.
Peace of Mind Guarantee
We manually review every design for errors.
Satisfaction Remake
Not in love? We'll remake it for you.
Size & Materials
- Necklace length (Adjustable)
- 40-45cm
- Connector diameter Stainless Steel / 18k Plated
- 12mm
- Connector diameter Silver / Gold Vermeil
- 10mm
How it works
Three steps to the perfect keepsake
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Choose your piece
Pick a necklace or bracelet, then the chain, size and finish that suit them.
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Personalise your charms
Add initials, names, dates or a message to as many charms as you like.
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Gift-ready, delivered
It arrives in our signature gift box, ready to give.
The perfect gift
Who's it for?

Their name, their birthdate, and a birthstone for the day they changed everything.
Try: Initial Charm · Birthstone Charm
Build this set
For the one who feels like home: an initial, an anniversary, or a phrase only you two know.
Try: Initial Charm · Fluted Heart Clip Charm
Build this set
Keep the day close with the date and your initials, for the couple or the bridal party.
Try: Fluted Heart Clip Charm · Rope Initial Charm
Build this set
A quiet way to say I remember you, with their initials, their name, or their handwriting.
Try: Handwriting Clip Charm · Birthstone Charm
Build this set
A little piece of them to carry everywhere: a nickname, a birthstone, or a word that says they're loved.
Try: Birthstone Charm · Fluted Heart Clip Charm
Build this set
Ready to gift
Wrapped with love
Every piece arrives in our signature By Lumine gift box, finished with a satin ribbon and ready to give.
Have questions?
Commonly asked questions
What is the Keepsake Necklace?
What chain styles are available?
What sizes does the necklace come in?
Can I add charms later?
Do charms come at a discount when bought with the necklace?
What materials are used?
How long does shipping take?
How should I care for my necklace?
What if I'm not happy with my order?
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Our story
About Us
More than jewellery. It's your story.
By Lumine started with a simple frustration. Every personalised gift I found felt generic and forgettable. So I set out to create pieces that actually mean something. Necklaces engraved with your partner's handwriting, a date that changed everything, or a quiet message only you understand. Something worth holding onto.
Love,











