The PASSINO is a handcrafted two-tone tungsten carbide men's wedding band, 8mm wide, with a brushed black tungsten center channel-set with a continuous eternity row of round-cut black cubic zirconia stones running the full circumference, framed by polished rose-gold-tone tungsten beveled edges. Built comfort-fit, inside-laser-engravable, and backed by our lifetime warranty.

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.

Both the black body and the rose-gold-tone beveled edges on the PASSINO are PVD (physical vapor deposition) finishes bonded to the tungsten core at the molecular level - not paint or plating. Neither can peel, strip, or wear through. The metal is fully hypoallergenic and nickel-free.

Black Center, Rose Gold Bevels, Eternity of Black CZ

The PASSINO layers a continuous eternity row of round-cut black cubic zirconia stones along the brushed black tungsten center, framed on each side by polished rose-gold-tone tungsten beveled edges. The stones run the full circumference - the band is the same on every angle, no top or bottom, no orientation to track.

From a distance the ring reads as a dark band with bright warm edges. Up close, the eternity of small black CZ stones reveals itself as a sharp faceted line of dark obsidian glints set into a brushed-matte black face - depth and texture without losing the polished frame on either side.

Who It's For

The PASSINO is for the man who wants more than a plain band but doesn't want anything loud - a continuous line of dark stones reading as quiet detail, framed by a warm rose gold accent that adds quiet luxury without going full yellow gold.

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
• Eternity row of round-cut black CZ on brushed black tungsten center, framed by polished rose-gold-tone tungsten beveled edges - full-circumference stone setting with two-tone metal frame
• 8mm width with smooth beveled 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)