Diamond Necklaces

A full eternity band is set with diamonds around its entire circumference, for maximum brilliance; a half-eternity band is set only across the visible half — more discreet, more comfortable to wear and more accessible. Both are available in our collections.

A slim band (1.5 to 2 mm) stays discreet and pairs well with a solitaire; a width of 2.5 to 3.5 mm gives the diamonds a stronger presence. Our experts advise you in the showroom based on your engagement ring and the shape of your hand.

Yes: we design our wedding bands to pair perfectly with our solitaires (same metal, same setting style). You can also compose a bespoke set in our workshop.

Yes. Physically, chemically and optically identical to a mined diamond, it is certified by the same independent laboratories, IGI and GIA.

Every wedding band is available in 18k white, yellow or rose gold and in platinum. Use the metal preview to visualize the result, and ideally match it to the metal of your engagement ring.

Collection pieces ship within a few business days; a bespoke creation takes 2 to 4 weeks. Complimentary insured delivery, and complimentary resizing for life.

Yes. It is crystallized carbon, exactly like a mined diamond: same hardness, same brilliance, same fire. Only its origin differs.

Only in its origin: one formed underground over millions of years, the other is grown in a few weeks. To the eye and under a loupe they are indistinguishable — but the lab-grown diamond is more ethical and more accessible.

Using two processes: HPHT (high pressure, high temperature) and CVD (chemical vapor deposition). Both produce real diamonds from a carbon seed.

Oui, c'est une pierre précieuse certifiée. Son prix est 30 à 70 % inférieur à un diamant naturel équivalent, ce qui permet d'obtenir une pierre plus grande ou plus pure à budget égal.

It is impossible with the naked eye or a standard microscope. Only specially equipped laboratories (IGI, GIA) can identify it. Every certified stone bears a laser micro-inscription and a certificate number.

It depends on the 4Cs. At Laveran, a solitaire ring starts at around €880. At equal carat and quality, it costs significantly less than a natural diamond.

Yes, every Laveran diamond is delivered with its IGI or GIA certificate, precisely attesting to its 4Cs.

Warm soapy water, a soft brush, a rinse and a soft cloth. Avoid chemicals and have the setting checked once a year.