Skip to Content

7 Dreamy Resin Seashell Crafts That’ll Transform Your Room into a Coastal Paradise

Looking for handmade room decor ideas that match your dreamy ocean room aesthetic? Whether you’re into the mermaid aesthetic, coastal vibes, or just love collecting beachy finds, these resin seashell crafts are the perfect DIY projects.

They’re easy, budget-friendly, and give you the perfect excuse to finally use those shells you’ve been saving from your last beach trip.

Here are 7 gorgeous seashell resin projects you can make to give your bedroom or home office a calming, ocean-inspired makeover. Plus, I’ve included a step-by-step tutorial for one of the most popular crafts on the list!

Transform your space with these dreamy resin seashell crafts that are perfect for coastal, beachy, or mermaid room decor. This collection of DIY ideas is budget-friendly and beginner-approved—ideal for crafters looking to add a handmade ocean aesthetic to their homes.

I get commissions for purchases made through some of the links in this post. There is no extra cost to you. See my full disclosure here.


1. Resin Seashell Trinket Tray

A resin seashell trinket tray is both practical and beautiful. Use it to hold rings, earrings, or loose change while adding a splash of ocean charm to your nightstand or vanity. Customize the color with blues, pinks, or shimmering gold flakes for a real mermaid aesthetic.

Supplies:

  • Clear epoxy resin
  • Mixing cups and sticks
  • Silicone trinket tray mold
  • Seashells (cleaned and dry)
  • Optional: glitter, mica powder, gold foil

These resin seashell crafts are perfect for adding handmade charm to your bedroom, bathroom, or office. If you love unique home accents, you’ll also want to try creative ways to make denim flowers for your home decor.

This resin seashell trinket tray is pure beachy elegance! Learn how to combine real shells, gold foil, and pearls in a functional piece of ocean decor you’ll love to show off.

2. Ocean-Inspired Seashell Coasters

Turn simple shells into stylish coasters with a touch of ocean blue resin. These DIYs with seashells are perfect for adding a beachy vibe to your coffee table and protecting it from water rings at the same time.

These ocean-inspired resin coasters are a must-make for coastal-style lovers! With swirling blues and real seashells, they’re the perfect handmade room decor idea for your beachy coffee table.

3. DIY Resin Seashell Night Light

Light up your room with a gentle glow by embedding tiny shells in a resin night light mold. This piece is perfect for a cozy coastal corner or kids’ mermaid-themed room.

It also makes a thoughtful handmade gift.

Add a touch of coastal glow to your space with this DIY resin seashell night light. Learn how to embed real shells in epoxy resin for a unique handmade decor piece that’s perfect for an ocean room aesthetic or beachy bedroom.

4. Resin Ocean Wall Art with Shells

Create a statement piece for your seashell room aesthetic with ocean wave wall art. Use real sand, shells, and layered resin to mimic the tide washing up on shore.

This is a great project if you want to try resin art on a canvas.

Make your own large resin wall art with this seashell and ocean wave design. It’s a great handmade decor project for anyone who loves DIY coastal aesthetics or wants to decorate their ocean-themed room.

5. Step-by-Step: Seashell Resin Keychain

A seashell resin keychain is a fun, small-scale project that’s perfect for beginners. You can use it to decorate bags, car keys, or even gift to a fellow beach lover.

Create a beachy keychain that’s small but full of charm! This DIY seashell resin keychain is perfect for beginners and makes a great gift for ocean lovers.

Supplies:

  • Mini silicone mold (rectangle or circle)
  • Clear epoxy resin
  • Small seashells or shell pieces
  • Keychain hardware
  • Mixing cups, sticks, gloves
  • Optional: glitter or pigment powder

Instructions:

  1. Prep your area with gloves and a covered surface.
  2. Mix the resin according to your brand’s instructions (usually 1:1 ratio of resin to hardener).
  3. Pour a thin layer into the mold and let it sit for a few minutes.
  4. Add your seashells gently into the mold. Use a toothpick to adjust their position.
  5. Pour the rest of the resin to fill the mold.
  6. Remove air bubbles with a heat gun or by lightly blowing over the surface.
  7. Let cure for 24-48 hours.
  8. Pop it out, drill a hole if needed, and attach the keychain hardware.

That’s it! You’ve just made your own custom piece of ocean room decor.

A resin keychain is the perfect beginner project—and it’s also great for group crafting. Try making them at your next girls’ night using these fun craft party ideas for inspiration.

Epoxy Resin Beach In A Shell

6. DIY Seashell Phone Grip

Upgrade your phone case with a handmade seashell pop socket! These trendy accessories are a creative way to show off your beachy style.

Upgrade your phone case with this DIY resin seashell pop socket! A fun and trendy way to bring the beach with you, this handmade accessory is perfect for the mermaid aesthetic and easy to make with a few seashells and resin.

7. Resin Seashell Candle Holders

Set the mood with resin candle holders embedded with tiny shells. They’re a beautiful addition to any coastal or mermaid aesthetic room decor setup and make great gifts too.

Cozy up your space with these rustic resin candle holders made with real shells. Perfect for boho, beach, or mermaid-themed rooms.

Once you try one of these projects, you might just get hooked on resin crafting. Make things easier by stocking your space with must-have items for your dream craft room.


Ready to Turn Your Beachy Crafts into Something More?

Whether you’re just decorating your space with coastal charm or dreaming of selling your crafts online, resin seashell projects are a beautiful way to express your creativity.

I’ve found that a few of these ocean-inspired ideas are not only fun to make but also popular with buyers.

If you’re thinking about turning your handmade decor into a side hustle, take a look at some of the most profitable crafts to sell—I use a few of them myself when I want to create gifts and earn a little extra income at the same time.