Hailed by countless as the divine grail amongst gel pens, the Uni-ball Signo gel pen line is lauded for its legend archival-quality octopus and continuous smooth flow. With pointer sizes that variety from 0.28 mm to 1.0 mm and also a vivid variety of colour to pick from, it"s revered by pen lover everywhere. Keep analysis to learn what set the Signo apart from other gel pens.

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Ink

The viscous formula behind the gel ink is what set the Signo apart. As the ink passes with the tip of the pen, the viscosity is reduced by the rotating ball to permit smooth writing. As soon as the ink touches the paper, it returns to its original viscosity to prevent feathering and bleeding. The pigment included in the octopus is water resistant and also light resistant, so you deserve to enjoy your work for a long time.


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"Edgeless Tip"

Some retractable pen in the Signo line feature creative tip design, called the "edgeless tip." rather of a traditional cornered tip, RT and also RT1 pens" tips room rounded to reduce friction versus the paper. This permits them to glide effortlessly across the page.


The product currently under the Uni-ball Signo brand can be split into capped or retractable. There are likewise slight variations in determinants such together grip material, length and also weight of the pen, and also so on.
PenNameLengthDiameterWeight
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UM-15113.6 cm10.3 mm0.40 oz
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UM-151 Needle13.6 cm10.3 mm0.40 oz
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UM-10015.1 cm9.8 mm0.40 oz
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Broad UM-15313.9 cm11.3 mm0.40 oz
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RT UMN-10313.9 cm10.6 mm0.35 oz
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RT1 UMN-15514.1 cm10.9 mm0.39 oz
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20714.2 cm11.5 mm0.35 oz
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30714.2 cm11.5 mm0.60 oz
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Erasable15.6 cm9.3 mm0.30 oz
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Angelic UM-120AC15.5 cm9.8 mm0.40 oz
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Sparkling15.6 cm9.8 mm0.45 oz
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Noble Metal15.6 cm9.8 mm0.45 oz

Uni-ball Signo product lines function a wide range of guideline sizes: 0.28 mm, 0.38 mm, 0.5 mm, 0.7 mm, 0.8 mm, and also 1.0 mm. At one point, the legendary Signo bit UM-201 in the 0.18 mm reminder size was also offered, yet has due to the fact that been discontinued. Some product lines offer much more tip sizes, while others only offer one. Although all Uni-ball Signo pens compose effortlessly, the bigger the guideline size, the smoother the writing.
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The Uni-ball Signo pens have a whole selection of colors you can select from. Different product lines offer different colors and finishes. While few of the surname of the colors are the same across the product lines, there are slight differences in between a couple of of the colors. We sorted the different product lines right into Writing and Craft lines. The writing samples because that the creating lines are in the table below, when the samples for the handmade lines are in their very own sections further down this post.
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With your comfortable grips and balanced weight, these fine-tipped Signo DX pen are an excellent for daily writing. Castle are available in a huge range of colors, yet we"re particularly smitten with the off-black colour (Green Black, Bordeaux Black, and also Lavender Black) only readily available in the 0.38 mm tip size. They"re the perfect alternate to plain old black ink. In Japan, these pen are recognized as the Signo UM-151.
Available in 11 colors, the Signo Needle gel Pens compose with extreme precision and are dependable for artists and designers who job-related with well details. The 0.38 mm needle-point tip, though really thin, feels also smoother come write with than the UM-151‘s 0.38 mm size. The Needle gel Pens room quite similar to UM-151 pens however can be differentiated from your siblings through a white needle design printed ~ above the barrel.
These Signo UM-100 pens space for human being who simply need it to compose well. Going earlier to the basics v their stripped down, economic body, the UM-100 pens offer normal creating colors in 0.5 mm and two metallic colors in 0.8 mm because that crafting (more details below). You can use the typical colors for taking notes in class or in ~ work, and also use the various other colors for scrapbooking and other projects.
For those who like writing with more comprehensive pen, the Signo broad UM-153 is available in a variety of color in a bolder 1.0 mm. The ink is very opaque and also does no skip as you write. The 5 standard colour are great for writing and also suitable choices for those who uncover the smaller sized Signo reminder sizes also scratchy. This line has one of ours most popular pens, the white Signo UM-153, i m sorry we speak about an ext below.
For those who can"t it is in bothered with a cap, us recommend the retractable Signo RT pens. Incredibly lightweight, these pens room comfortable come hold and use. They lug a bit an ext of weight toward the peak of pen wherein the clicker is, so girlfriend may have to adjust your grip accordingly. Regardless, they bring the very same Signo gelatin ink for a smooth creating experience. They additionally feature the "edgeless" reminder we mentioned previously that permits the pen come glide across the page whil girlfriend write.
Another retractable option, the Signo RT1 pens have a an easy body architecture with a rubber grip that blends in with the barrel. Slightly broader than capped Signo gelatin pens, the Signo RT1 is nonetheless light and also easy come hold. Pens marked with UM-155C signify that they host black octopus with an unprecedented body color. These pens have actually the "edgeless," rounded pointer that reduces friction against the paper as you write.
The Signo 207 pens have actually slightly bigger tip sizes, best for human being who enjoy writing through a thicker line. An excellent for legal and also official documents, the 207 line has been used in countless inspect washing demonstrations come prove that is prowess in adhering come paper. The secret is Uni-ball"s one-of-a-kind gel ink formula the is likewise found in other Uni-ball gel pens in darker color such as black, blue, red, and purple. The ink has tiny shade pigments that acquire trapped within the document fibers, making castle virtually difficult to remove.

If you have actually a solid grip, consider the Premier 207. It likewise has 207 gelatin ink and also comes through a squishier rubber grip because that extra comfort.


The Signo 307 pens room smooth, skip-free delights to use for writing fast notes, even if it is you’re in a company meeting or course lecture. They have actually a various ink formula than other Signo pens in that they contain unique cellulose nanofiber an innovation (CNF). CNF is currently being emerged as an eco-friendly alternate to steel, whose production requires a an excellent amount the carbon emission. Used as a thickening agent in the pens, it boosts the smoothness of the squid so the the pens remain skip cost-free even when you create fast.
If you gain the vivid look of gel pens however are at risk to do mistakes, shot Signo Erasable gelatin Pens. The ink consists of fine transparent particles the prevent bigger pigment corpuscle from penetrating record fibers. The ink does not conveniently rub off of document but will certainly fade once you apply an eraser to it—either a constant pencil eraser or the pen’s own eraser will job-related fine. Friend may an alert that the ink will certainly not totally erase. Signo Erasable gel Pens are finest for erasing tiny mistakes here and there together opposed to prolonged blocks that text.

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The Signo UM-151 is easily accessible in this shiny metallic shades, in enhancement to the traditional colors because that writing. It functions well top top both light and dark paper. The 0.7 mm pointer size provides it perfect for adding small details or also writing large chunks that eye-catching text.