Fountain Pens
Leonardo Momento Zero Cometa Review: A Night-Sky Limited Edition Fountain Pen
An exclusive Leonardo Momento Zero with deep blue and black glitter resin, quartz-sandblasted matte finish, and a run of only 180 units.
Introduction
The Leonardo Momento Zero Cometa is a limited edition fountain pen created in partnership with the Italian retailer Stilo & Stile. Cometa is the Italian word for comet, and the name fits: this is one of the more atmospheric Leonardo finishes we have come across. The run is limited to just 180 units, all sold exclusively through Stilo & Stile, and at the promotional price of around 124 euros for non-VAT customers it undercuts what a standard Momento Zero typically costs. If you have been waiting for a reason to add a Leonardo to your collection, this is a compelling one.
First Impressions and Design
The pen arrives in the standard Momento Zero packaging, with the usual use and care guide tucked inside. What matters, though, is the material. The Cometa is made from Italian resin: a deep blue and black fused together and infused with silver glitter, then sandblasted with quartz crystals to produce a matte finish. The result looks like a night sky filled with shimmering stars millions of light years away.

The matte finish is the right call here. It adds a softness and warmth that a polished exterior would have lost, and it keeps the glitter subdued rather than flashy. The darker portions of the resin do a good job of masking the flare, so the sparkle reads as subtle rather than in your face. It is a noticeably quieter interpretation of glitter resin than some other brands known for aggressive sparkle.
The trim continues the theme. All exterior hardware is ruthenium plated, including the wheeled clip, three thin cap bands, and the barrel band, and the dark grey plating suits the night-sky material nicely. The cap twists off in just over one rotation, and engraving above the rear cap band marks the collaboration and the limited edition number.
One small note for perfectionists: under heavy magnification there are small chips and inclusions in the section threads, likely where glitter was exposed during thread grinding. With the naked eye we could not see it, and there is no tactile issue when capping or uncapping, so it is a cosmetic quirk only.
Nib and Writing Performance
The Cometa uses a number six stainless steel nib made by Joaquim (Leonardo still sources steel nibs externally while producing its gold nibs in house). It is available in extra fine, fine, medium, broad, and a 1.5 stub. Our broad sample was genuinely enjoyable: smooth, with a nice thick line and decent ink flow. Reverse writing was also very smooth, laying down a fine line, and the feed kept up comfortably during fast writing.

If we had one wish, it would be a ruthenium-plated nib to match the rest of the trim rather than the rhodium finish, but that is a small qualm. The plastic feed and the familiar Momento Zero section, which starts straight before angling up toward the threads, remain as ergonomic as ever.
Everyday Use and Handling
The Momento Zero platform is cartridge converter, and a converter is included in the box. The matte finish feels pleasant against the palm, and the pen is comfortable for extended writing sessions. The cap posts securely and does not add awkward length or back-weight the pen; we found it well balanced both posted and unposted.

There is also a blind cap, so you can ink the pen without removing the barrel if you prefer. We still recommend removing the barrel to confirm you have a good fill, especially with stubborn bottles or low ink levels, since you can instantly see the fill quality. As a mid-sized pen it sits comfortably alongside most of the Leonardo range, slightly smaller than the Momento Zero Grande 2.0 and the Prisma.
Who Should Buy It
The Cometa makes sense for two groups. First, collectors who already know they like Leonardo pens and want a distinctive limited edition; the material is arguably the second-best Leonardo finish we have handled, close behind the Prisma. Second, first-time Leonardo buyers: at roughly 124 euros, or around 130 dollars for non-VAT customers, this is a very reasonable entry point into the brand.

With only 180 units in the run, availability is the main caveat. Limited collaborations of this kind rarely stick around for long, so if the material appeals to you, it is worth acting sooner rather than later.
Conclusion
The Leonardo Momento Zero Cometa delivers a genuinely beautiful matte glitter resin, cohesive ruthenium trim, a smooth and capable steel nib, and comfortable everyday handling, all at an attractive limited edition price. The minor thread imperfections are invisible in normal use, and the only real obstacle is scarcity. If you want a distinctive Momento Zero, this comet-themed edition is an easy recommendation.
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