Charcos del Diablo — Organic Titanium Earrings
A piece of the Atlantic, worn close. Hand-anodized titanium, hand-hammered into a surface as pitted and uneven as the black volcanic rock at Puerto de Santiago, where a wild, unnamed-feeling pool holds water so turquoise it looks lit from within. Locals call it Charco del Diablo — the Devil's Pool — and this piece takes its darker half: violet bleeding into deep teal, shifting with every angle of light, like something better seen than touched.
✓ Hypoallergenic — safe even for sensitive ears (Medical Grade Titanium)
✓ Feather-light — 45% lighter than steel, wear it all day and forget it's there
✓ Built for island life — sea-water and corrosion proof
✓ Hand-hammered, hand-anodized in Tenerife in small batches
Technical Specifications
- Weight: 1.08 g
- Earring Size: 1.6 cm (L) x 1.3 cm (W) x 0.8 mm (Thickness) — approx. 0.63" x 0.51" x 0.03"
- Texture: Hand-hammered, hand-anodized
- Material: Grade 1 Titanium
- Earrings Origin: Hand-crafted in Tenerife
- Color: Mystic mix (turquoise, violet-to-teal iridescent)
- Ear Nuts: Silicone full cover ear back
Each piece is shaped, textured, and anodized entirely by hand — no two are exactly alike. Slight variations in color and surface texture are part of the process, not a flaw: they're proof it was made by hand, not a machine.
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The Story Behind Charco del Diablo
Next to Playa de la Arena in Puerto de Santiago sits a wild volcanic pool locals call Charco del Diablo, also known as Cueva de la Vaca — turquoise water trapped in black lava rock, its jagged, eroded formations giving it a reputation as untamed rather than picturesque. Unlike the island's gentler swimming pools, this one asks to be respected rather than relaxed into.
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Shipping & All-Inclusive Price
Shipping & All-Inclusive Price
We offer free shipping to E.U. and UK with all taxes, duties, and import fees included.
The price you see is the final price - no surprises at delivery.
Each piece is carefully prepared and typically arrives within 7 days from shipment.
You’ll receive tracking details as soon as your order is on its way.
From our workshop in Tenerife to your door - simple and transparent.
14-Day Peace of Mind
14-Day Peace of Mind
If it’s not right, you have 14 days to return it.
No complicated forms. No uncomfortable questions.
The piece must be returned in its original condition, and we’ll process your refund promptly once received.
Buying online should feel safe, not risky.
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Born in the Canaries. Crafted for Life.
The Story Behind the Piece
The Story Behind the Piece
Each piece begins in our Tenerife studio overlooking the Atlantic. Through anodisation, light itself becomes color — creating blues, violets and subtle gradients directly on the titanium surface. Every texture is finished by hand, making each piece slightly unique.
The Titanium Advantage
The Titanium Advantage
Titanium is exceptionally light, hypoallergenic and highly resistant to corrosion. It contains no nickel, is comfortable for sensitive skin, and will not tarnish or react to sea water. A material trusted in aerospace and medical applications, chosen here for everyday wear.
Care & Maintenance
Care & Maintenance
Titanium requires very little care. To keep your piece looking its best, simply wash it occasionally with mild soap and warm water. Avoid abrasive cleaners and harsh chemicals. With normal wear, your jewellery is designed to last for many years.
Marcelina Nicz
Behind INKRU stands Marcelina Nicz — artist, interior architecture graduate of the Silesian University of Technology, and resident of Tenerife. Her work is shaped between the raw character of metal and the fleeting nature of light.
Her greatest inspiration comes from the ocean, its living forms, and the volcanic landscapes of the Canary Islands. INKRU pieces reflect organic shapes found in nature, the intense island light, and subtle references to the culture and architecture of the islands. She is particularly inspired by the work of César Manrique and his way of uniting art, nature, and architecture into one harmonious whole.
Beyond jewellery design, she is passionate about painting, analogue photography, glass, and 1970s design. Together with her husband, she creates the world of INKRU from their studio in Tenerife, accompanied — and occasionally distracted — by Kusy, the cat quietly observing the creative process. store.

