La DoubleJ Portal Necklace in 24k Gold Plate & Jasper
The La DoubleJ Portal Necklace in 24k Gold Plate & Jasper is a necklace from the Milan print house founded by J.J. Martin in 2015. Coveti stocks it as part of our Necklace edit, and every piece is checked for authenticity before it leaves us.
The Portal Necklace by La DoubleJ is made in 24K gold-plated brass. It has a long chain. It is finished in 24K gold plate with jasper. Made for gallery openings and long lunches.
Quick Facts
- Brand: La DoubleJ, Milan, founded in 2015 by J.J. Martin
- Product: Portal Necklace in 24k Gold Plate & Jasper
- Collection: Continuing collection
- Colour: Multicolour
- Material: Jasper and brass
- Size and fit: One size.
- Origin: Made in Italy
- Authenticity: 100% authentic La DoubleJ, verified by Coveti
- Delivery and returns: the terms for your country are in the Coveti logistics and returns protocol

How to Wear the Portal Necklace in 24k Gold Plate & Jasper
Wear the Portal Necklace with a strapless dress, so it has room to show. For evening, try it with an open collar shirt.
Good for gallery openings and long lunches. For more ideas, read our guide to styling La DoubleJ.
PRODUCT DETAILS
| Brand | La DoubleJ, Milan |
| Category | Necklace |
| Colour | Multicolour |
| Material | Jasper and brass |
| Size and fit | One size. |
| Care | Keep it in its box away from perfume and water, and wipe it with a soft dry cloth. |
| Origin | Made in Italy |
| Style code | NEC0021BRA003JSP01YE05 |
About La DoubleJ
La DoubleJ is a Milan label founded in 2015 by J.J. Martin, an American journalist who has lived in Italy since 2001. Its first prints came from the archive of Mantero, one of the oldest silk houses in Como, and the house still works with Italian mills and artisans. Its look is print on print: swing dresses, silk shirts, pochettes and scarves in bold, joyful patterns made to be mixed. Read is La DoubleJ a luxury brand and where La DoubleJ is made for the full story.
“The Portal Necklace is a good place to start with La DoubleJ jewellery.”
Gemma Deeks, Fashion Editor at Coveti
How La DoubleJ Compares
Shoppers looking at La DoubleJ often also consider
Zimmermann,
Alémais and
Taller Marmo.
Our La DoubleJ vs Zimmermann guide and our edit of brands like La DoubleJ set out the differences.
Frequently Asked Questions
Is the La DoubleJ Portal Necklace in 24k Gold Plate & Jasper authentic?
Yes. Every La DoubleJ piece sold by Coveti is 100% authentic and is checked before dispatch.
What size should I order in the Portal Necklace in 24k Gold Plate & Jasper?
It is sold as one size. Our La DoubleJ size guide has the full conversion table.
What is the Portal Necklace in 24k Gold Plate & Jasper made of?
The Portal Necklace in 24k Gold Plate & Jasper is made of Jasper and brass.
How do I care for the Portal Necklace in 24k Gold Plate & Jasper?
Keep it in its box away from perfume and water, and wipe it with a soft dry cloth.
Where is this La DoubleJ piece made?
La DoubleJ designs in Milan. This piece: Made in Italy.
Who founded La DoubleJ?
J.J. Martin founded La DoubleJ in Milan in 2015. The label is known for bold Italian prints worn together, from swing dresses to silk scarves and pochettes.
How does delivery work?
Delivery options, duties and returns depend on your country. The full terms are in the Coveti logistics and returns protocol.
More from La DoubleJ at Coveti
Last updated 01-Oct-26 | Curated and authenticated by Coveti
























