SANCHO

The SANCHO is a handcrafted tungsten carbide men's wedding band, 8mm wide, with a polished black tungsten domed body set with a single flush round-cut black cubic zirconia stone centered across the face. Built comfort-fit, inside-laser-engravable, and backed by our lifetime warranty - single deep-black stone catching light against deep mirror-polished black tungsten.

The Metal

Tungsten carbide is the hardest wedding-band metal made - roughly 4× harder than titanium and 10× harder than 18k gold. That's not marketing language; it's a measurable Mohs hardness of 8.5-9. In practical terms: this band will not scratch from keys, tools, gym equipment, or daily contact with desks, steering wheels, or phone cases. It will look the same in five years as it looks the day you open the box.

The black tone on the SANCHO is a PVD (physical vapor deposition) finish bonded to the tungsten core at the molecular level - not paint or plating. It won't peel, strip, or wear through. The metal is fully hypoallergenic and nickel-free. The black cubic zirconia is a high-grade lab-grown stone, faceted, set flush into a precision-cut bezel in the dome.

Single Black CZ Stone on Polished Black

The SANCHO is built on tonal restraint with one focused detail. A single round-cut black cubic zirconia is bezel-set flush into a polished black tungsten domed body - same color, different material. The contrast is in surface and depth: the polished metal reflects ambient light while the faceted stone catches and refracts it from within.

From a distance the ring reads as a clean dark band. Up close, the single black stone becomes the focal point - a sharp facetted accent on a continuous mirror-polished black surface. It's a wedding band that uses one stone with maximum effect.

Who It's For

The SANCHO is for the man who wants one focused detail - minimalist black-on-black, monochrome with a single faceted accent. If you wear quiet dark tailoring with one bold detail (a black-faced watch, a black ceramic accessory), this band fits.

Key Features

• Tungsten carbide construction - 4× harder than titanium, 10× harder than 18k gold, scratch-resistant for daily wear
• Hypoallergenic - nickel-free, safe for sensitive skin
• Single round-cut black cubic zirconia stone bezel-set into polished black tungsten domed body - single deep-black stone on deep mirror-polished black
• 8mm width with smooth domed profile
• Comfort-fit interior - rounded inside for all-day wear
• Free inside laser engraving - up to 30 characters, any font
• Lifetime warranty + replacement sizing program - defect coverage and a replacement ring if your finger size changes (see warranty page)
• Ring sizes 7 - 15 (including half sizes)