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Front view of 14K yellow gold tubogas cuff bangle with diamond end caps, 3.90mm

Round End Tubogas Cuff Bangle in 14K Yellow Gold

14K yellow gold
$3,848.00 CAD
Conflict-Free
Lifetime Warranty
Free Shipping
Metal
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Tubogas is Italian for gas pipe, and the name is literal. The technique wraps a continuous ribbon of gold around a form in a tight spiral, with no solder and no links, so the finished band flexes along its whole length while looking like a single seamless tube. It was borrowed from industrial tubing in the 1920s and has never really been improved on.

That construction is why this cuff opens to the hand and springs back to the wrist without a clasp. The flex is in the gold itself rather than in a mechanism, which means there is nothing inside it to wear out.

The band runs 3.9mm and terminates in prong-set round diamonds at each end — the two points a cuff actually presents to a viewer, since the ends face forward while the body of the bangle curves away. Setting the stones there rather than spreading them along the band puts the light where it will be seen.

Solid 14K yellow gold, 8.2 grams, with the DEEVE lifetime warranty.

Specifications
Metal14K yellow gold
DesignTubogas weave with diamond end caps
DiamondsProng-set round diamonds
Width3.9mm
ClosureFlexible cuff design
Weight8.2 grams
Lifetime Warranty

Lifetime Warranty

Every DEEVE piece is backed by our lifetime warranty, covering defects in craftsmanship and materials. We stand behind the quality of every stone and setting—your jewelry is built to last generations. If your piece ever needs repair or restoration, we're here to help, ensuring your investment remains as brilliant as the day you received it.

Shipping & Returns

Shipping & Delivery

Free express shipping on all orders worldwide via UPS.

Estimated Delivery:

  • Canada & United States: 5–7 business days
  • United Kingdom, EU, Australia & New Zealand: 5–7 business days

Need it sooner?

Customers in Canada and the United States may have access to expedited delivery options, including Saturday delivery contact us at support@deeve.ca before placing your order.

International Duties & Taxes

Duties, import taxes, and customs fees are not included in your order total and are the responsibility of the customer. These charges are collected by the carrier or customs authority upon delivery.

Please note: if a package is refused at customs, it will be returned to us at the customer's expense. Once received, the order will be refunded excluding the return shipping cost.

Lifetime warranty. Free worldwide shipping.

The DEEVE Standard

Every DEEVE bracelet — from lab-grown diamond tennis bracelets to Cuban links, bangles, and cuffs — is solid 14K gold, never plated or filled, hallmarked and quality-inspected before shipping. Each piece carries a lifetime warranty with free insured express shipping and 30-day returns across Canada and the US.

Buying Guide

How to Choose a Gold Bracelet

Start with the style: a diamond tennis bracelet for a continuous line of brilliance, a Cuban or chain link for everyday structure, or a bangle or cuff for clean, sculptural stacking. Then match width to wrist — 3–6mm reads refined on slimmer wrists, 7–11mm makes a statement on larger ones — and check fit: most wrists suit a standard 7-inch length, with 7.5 inches for a looser drape. Solid 14K gold handles daily flexing and contact better than softer, higher-karat alloys.

Read the complete buying guide

FAQ

Questions, answered.

Where are the diamonds set?

Prong-set round diamonds sit in the rounded end caps of the Tubogas band.

Are these diamonds natural or lab-grown?

Natural diamonds, conflict-free and responsibly sourced.

How wide is the band?

3.90 mm, at 8.2 grams in solid 14K yellow gold.

How does it fasten?

It does not — the Tubogas band is a flexible cuff, eased open to slip on.

What is Tubogas?

A gas-pipe weave: gold strips coiled around a form with no solder, so the band flexes as one smooth tube.

How does it differ from the end cap Tubogas cuff?

Both are 3.90 mm Tubogas cuffs with diamond ends; this one finishes in rounded caps and carries 8.2 grams against 7.8.

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