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Every Lucy Andy piece is more than just jewellery β€” it's a moment, a ritual, a reminder of who you are becoming. Handmade in small batches in our London studio, each design is crafted with love, intention, and inspiration drawn from the ocean and inner transformation.

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Costa- Mar Shell Cross – Handmade Statement Necklace in 18k Gold

Costa- Mar Shell Cross – Handmade Statement Necklace in 18k Gold

Tiny treasures with a tropical glow β€” handmade in London

Β£60.00 GBP Β£75.00 GBP
Taxes included. Shipping costs calculated at checkout

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πŸ“¦Free UK delivery on all ordersΒ 
🌞Lifetime Colour Guarantee
🌊100% Waterproof & Sweat proof
🌿Nickel-free
πŸ”„ Easy Returns

More info about Returns.
Please note: due to hygiene, earrings are non-returnable unless faulty.

πŸ›‘οΈ Your piece is protected.

We offer a 6-month warranty for all our handmade items.

πŸ‘‰ [Read our Warranty β†’]

Only a few available – like you, none the same

A handmade statement necklace featuring a one-of-a-kind cross pendant made from real seashells collected in Argentina.
Strung on a classic 18k gold-plated chain β€” raw, radiant and ready to glow with you.


Handmade in London ✦ Small-batch jewellery with soul

✨Details

Salt, faith & sunlight – always close to your heart.

The Mar Shell Cross is a unique piece designed to channel the warmth of summer and the magic of personal rituals.

Each pendant is handmade using natural white seashells collected in Argentina, arranged into a sculptural cross. No two are the same β€” every necklace tells its own coastal story.

✨ The pendant measures approx. 4cm

✨ Set on a classic 18k gold-plated chain

✨ Handmade in London in very limited numbers

✨ Lightweight and naturally imperfect β€” just like the best memories

Wear it layered or solo. For beach walks, Sunday brunches or those days you need a little power close to your skin.

🐚Material
  • Natural seashells (Argentina origin)

  • Stainless steel chain with 18k gold plating

  • Nickel free and hypoallergenic

  • Handmade, one-of-a-kind
🌞Size

Chain: 45 cm + 5 cm extension

Pendant: approx. 4 cm high

Weight: Light

πŸͺ·Care

Avoid water, perfume or lotion directly on the pendant.

Store separately in a pouch or jewellery box to protect the shell’s natural shine.

πŸ“¦Shipping & Returns

Free UK delivery on all orders
6-month warranty


Every Lucy Andy piece is infused with intention.

Choose your piece with purpose, wear it as a daily reminder.

πŸ’Œ Includes a surprise affirmation card – just for you.

πŸ‘‰ Learn more about the Ritual β†’

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