A Cartier Love bracelet and a Bulgari B.zero1 solve the same problem for two different houses: how do you make a piece of jewellery so immediately recognisable that nobody needs to see the logo. Both have succeeded completely. The Love bracelet's screws and the B.zero1's spiral band are, between them, probably the two most photographed pieces of fine jewellery on earth, and both now sit at price points that make the choice between them a genuine four-to-five-figure decision, not an idle one.

This guide compares them as a spending decision: what each actually costs in the UK right now, what the resale data says, and which one makes more sense depending on what you actually want from the purchase. It sits alongside our other brand comparisons, including Monica Vinader vs Mejuri vs Missoma at the demi-fine end and Catbird vs Jennie Kwon for solid minimalist gold, both built the same way: real prices, honest trade-offs, no pretending one answer suits everyone. For the Love bracelet on its own, see our Cartier Love bracelet guide.

In Brief: the Cartier Love bracelet (Aldo Cipullo, 1969) runs from £1,830 for the chain version to £7,050 for the classic model in 18ct yellow gold in the UK, and resale estimates for the classic yellow gold range widely, from roughly 65% to 95% of retail depending on the source, which is itself worth knowing before you trust any single number. Bulgari's B.zero1 (1999, inspired by the Colosseum) is considerably cheaper to enter, from around £1,580 for a gold-and-steel single-band ring and £2,000 for a rose gold bracelet, with resale generally cited around 70 to 85%, a step below the Love's best-case figures. The Love has the longer track record and the stronger resale reputation; the B.zero1 is the more architectural, less universally recognised choice, and a real design idea on its own terms, not a cheaper copy of the Love.

Cartier Love: the screw that became a promise

Aldo Cipullo designed the Love bracelet in New York in 1969, reportedly in the aftermath of a breakup, and the idea was deliberately strange for its time: a rigid oval band fastened shut with functional screws, undone only with a small screwdriver Cartier includes with every bracelet. Tiffany had turned the design down before Cipullo brought it to Cartier. The symbolism was blunt by design, a bond that takes a second person and a tool to remove, and Cartier leaned into it from the start, placing early bracelets on couples including Elizabeth Taylor and Richard Burton.

The collection has barely changed its core shape in over fifty years, which is precisely the point. What has changed is the price: the original 1969 bracelet reportedly cost around $250, and the current UK classic model in 18ct yellow gold is £7,050. Cartier also sells a lighter small model at £4,550, a medium at £5,850, and a chain version, which drops the rigid bangle for a chain, at £1,830, so "the Love bracelet" covers a wider price range than the £7,050 flagship figure suggests.

Bulgari B.zero1: the Colosseum, reduced to a ring

Bulgari launched B.zero1 in 1999, a deliberate architectural statement built around a spiral band inspired by the structure of Rome's Colosseum, and conceived as the house's definitive declaration of contemporary design, not an update to an existing line. The ring is the collection's true signature piece, available in one to four bands, with the bracelet and necklace versions translating the same spiral logic into other shapes. Special editions have kept the design current: a 2010 edition by artist Anish Kapoor turned the spiral into a mirror-polished surface in rose gold and steel, and a 2017 Design Legend edition by Zaha Hadid's studio introduced undulating, wave-like surfaces across the bands. (For the house behind it, see our history of Bulgari.)

UK pricing starts considerably lower than Cartier's, though read the materials closely: the cheapest single-band rings, around £1,580, combine gold with a steel or ceramic spiral, while a one-band ring in solid yellow gold is closer to £3,000. Four-band rings run from about £1,940 in rose gold and ceramic to £3,370 and up, and the bracelet starts at £2,000 in rose gold, rising past £4,000 for the wider gold versions. The B.zero1 reads as architecture, not a love token, which is a real difference in what you're actually buying, not just a cheaper way to arrive at the same idea.

What the resale data actually says, and why it disagrees with itself

Here is the part worth taking slowly, because the published figures for both pieces vary more than a confident single percentage would suggest. For the Cartier Love bracelet, estimates of secondary-market retention range from as low as 65% to as high as 95% of retail, depending on the source, the specific configuration, and whether the comparison is against original retail price or current retail price (which matters, since Cartier raises prices most years, making an older purchase look like it's "held value" partly because the new price has simply moved up around it). The RealReal's own data put the Love collection at an average of around 78% of original retail; the more detailed, configuration-by-configuration breakdowns tend to land in the 65–88% range for a classic yellow gold bracelet in excellent condition with original box and papers, and the headline "95%" figures tend to come from comparisons that flatter the bracelet.

For Bulgari's B.zero1, the figures are both less widely reported and more modest: resale for gold versions is generally cited around 70 to 85% of retail, with ceramic versions doing slightly worse because the secondhand market for them is narrower. At brand level, one resale platform puts pre-owned Cartier rings at 80–90% of original price against 75–85% for Bulgari.

The honest summary: both hold value unusually well for fine jewellery, which is itself unusual, since most jewellery loses a large share of its retail price the moment it's resold. But the Love bracelet has the stronger, longer, more consistently documented resale reputation, and the B.zero1, while a real design icon in its own right, doesn't currently match it as a pure value-retention play.

What drives the difference

Three things explain the gap. First, longevity: the Love bracelet has fifty-seven years of continuous production and cultural visibility against B.zero1's twenty-seven, and resale markets reward track record as much as design quality. Second, universal recognisability: the Love's screw motif is legible to far more people at a glance than B.zero1's spiral, which matters more than it should to resale demand, since a buyer paying thousands secondhand generally wants the piece to read clearly as what it is. Third, counterfeit volume: the Love bracelet is reportedly the jewellery item most often seized as a counterfeit by US customs, which sounds like a downside but has an odd secondary effect, since Cartier's authentication infrastructure (serial numbers, hallmark checks, box and paperwork conventions) is correspondingly well developed, which makes buyers more confident transacting secondhand and keeps the resale market liquid.

What a UK buyer needs to know

Both houses sell directly in the UK, through Cartier's New Bond Street flagship and other boutiques and Bulgari's own stores, and pieces bought through either are compliant with UK hallmarking as a matter of course from a major retailer. For secondhand purchases, the same rule applies here as anywhere else in this house: check for the full UK hallmark alongside the maker's stamp (our guide to UK hallmarks explains what to look for), and favour a specialist dealer or an established resale platform with an authentication guarantee over an unverified private listing, particularly for the Love bracelet given how often it's faked.

Keep the box, the certificate, and for the Love bracelet specifically, the screwdriver: dealers consistently price complete sets higher, with some citing up to 90% retention for a B.zero1 with full box and papers against 70–85% without, which is a meaningful swing on a purchase at this level. For keeping either piece in resaleable condition, our jewellery care guide covers what shortens an 18ct piece's life, condition being most of what the resale figures above are actually measuring.

Quick Reference

Cartier LoveBulgari B.zero1
Launched1969, by Aldo Cipullo1999, inspired by the Colosseum
Signature pieceThe screw-locked bangleThe spiral ring (1–4 bands)
UK entry price£1,830 (chain version)~£1,580 (single-band ring, gold and steel)
UK classic/flagship price£7,050 (classic bracelet, yellow gold)£2,000–£4,300+ (bracelet); ~£3,000 (one-band ring, solid gold)
Typical resale (classic, excellent condition)65–88% most commonly cited; some sources claim up to 95%~70–85% for gold; ceramic lower
RecognisabilityVery high; the screw motif reads at a glanceModerate; architectural, not symbolic
Best forMaximum resale confidence, cultural cachetA distinct design statement, lower entry cost

Who should actually buy which

If resale confidence matters most: the Cartier Love bracelet, in classic yellow gold, with no diamonds, kept in excellent condition with its original box and papers. This is the configuration every resale source agrees performs best, even when they disagree on the exact number.

If you want the design, not just the reputation: the B.zero1, particularly the ring, which is the collection's actual signature piece, not the bracelet. You'll pay less to enter and get a more architecturally distinctive object, at the cost of a somewhat softer resale case.

If budget is the main constraint: the B.zero1 single-band ring at around £1,580 undercuts every Love bracelet configuration, chain version included, and still buys into a genuine design icon, not a diffusion line; just know that at that price the spiral is steel or ceramic, not gold.

If you're buying for someone else, as a milestone or commitment gift: the Love bracelet's symbolism is explicit and widely understood in a way B.zero1's architecture isn't; if the gesture itself is the point, that legibility is worth the premium.

Frequently asked questions

Does the Cartier Love bracelet actually hold its value?

Generally, yes, better than most fine jewellery, though published retention figures vary widely, from around 65% to as high as 95% of retail, depending on the source and whether it's measuring against original or current retail price. A classic yellow gold bracelet in excellent condition with box and papers performs best.

Is Bulgari B.zero1 a good investment?

It holds value reasonably well for fine jewellery, generally cited around 70 to 85% of retail for gold versions, but doesn't currently match the Cartier Love bracelet's resale reputation. It's a stronger case as a design purchase than as a pure value play.

What's the cheapest way into either collection?

The Bulgari B.zero1 single-band ring, from around £1,580 in gold and steel, is the cheaper entry and the more design-authentic one, since the ring, not the bracelet, is the collection's original and most iconic form. The Cartier Love bracelet on chain, at £1,830 in the UK, is Cartier's cheapest way into the Love bracelet, swapping the rigid screw-locked bangle for a chain.

Why does the Love bracelet hold value better than B.zero1?

Mainly track record and recognisability: the Love has been in continuous production since 1969, fifty-seven years against B.zero1's twenty-seven, and its screw motif is legible to far more buyers at a glance, both of which matter more to resale demand than design quality alone.

Should I buy new or secondhand?

Secondhand Love bracelets and B.zero1 pieces typically sell for 10 to 35% below current retail for examples in excellent condition, which can be better value than buying new, provided you buy from a specialist dealer or platform offering an authentication guarantee, given how heavily both pieces are counterfeited.

Sources: Sotheby's, Opulent Jewelers and WWD on Cartier Love Bracelet history; InvestedLuxury, The RealReal, Hautane and LuxExclusives on resale data; Bulgari UK; Opulent Jewelers, Relusso and Luxuo on B.zero1 history; Auctentic on comparative resale performance; Cartier UK on current pricing, accessed September-October 2026. Prices and resale figures will change.