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The Modern Locket

Jewelry that captures your memories in one special place

Scan the QR code hidden in all Mementum jewelry with our free app and relive your special moments anytime


The friendship bracelet reimagined! A subtle, ultra-comfortable and modern design so you can look stylish anytime, anywhere. A truly timeless accessory, crafted with care and love, just like your cherished moments.

Theta-shaped Θ buckle with end caps in high-quality 925 sterling sterling provides adjustable fit to any wrist (or ankle).

Theta Hardware

Bungee paracord ensures secure and comfortable fit so you easily show off your best memories.

What's Included:
  • Theta Bracelet - One size fits all
  • Gift box
  • Instructions & care guide

Free US 30 Days Returns

Free 3-5 Day Shipping for US Orders

1 Year Warranty

Create a Meaningful Gift in 3 Simple Steps

Download the Free App, Now!

Upload photos with your favorite details. Relive the journey of memories about your loved one.

Pick your Jewelry

Share those memories with modern jewelry that reminds them how much they matter wherever life takes them.

Scan Jewelry to Link Memories

You just made the perfect gift. WARNING: Mementum is known to cause tears of joy. Use at your own risk.

Why Mementum?

Designed to Impress, Made to Last

Jewelry should look good and never expire. Modern, timeless designs. Absolutely no chips or batteries.

10 Memories, No Fees

All of our jewelry comes with 10 photo memories, all without subscription fees.

Private & Secure by Default

The jewelry is a physical key. Only the wearer can unlock your digital memories.

As Seen on


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