What Are Miyuki Beads? The Complete Guide to Japanese Glass Beads

If you're into beaded jewelry, you've definitely come across the name "Miyuki." But what exactly are Miyuki beads, and why are they considered the gold standard of glass beads by jewelry designers around the world? This complete guide tells you everything you need to know about these tiny Japanese marvels.

The history of Miyuki beads

The Miyuki Bead Factory was founded in 1935 in Hiroshima, Japan. For nearly a century, this family-run company has carried on a unique craft of making precision glass beads. The name "Miyuki" literally means "beautiful snow" in Japanese — a nod to the purity and delicacy of their creations.

Today, Miyuki is the undisputed world leader in precision glass beads, exporting to more than 70 countries. Their beads are the preferred choice of professional jewelry artisans, and that's exactly why Koss Design uses only certified Miyuki beads in all of its jewelry.

The different types of Miyuki beads

Miyuki Delica beads

Delicas are the most popular Miyuki beads. They're small cylindrical beads with perfect uniformity, available in over 900 colors. Their precise shape allows for very even weaving and detailed patterns. Standard size: 1.6mm x 1.3mm.

Miyuki Tila beads

Tila beads are flat two-hole beads, invented by Miyuki. Their flat square shape (5mm x 5mm x 1.9mm) makes it possible to create wide, structured bracelets with geometric patterns. This is the type of bead we use at Koss Design for our flat-bead bracelets.

Miyuki Half Tila beads

As the name suggests, these are half-Tilas — same width but half the length. They're ideal for adding details and transitions to woven designs.

Miyuki Seed Beads

The classic round beads, available in dozens of sizes (from 6/0 to 15/0). Miyuki seed beads stand out from ordinary seed beads thanks to their exceptional uniformity — every bead is identical to the next.

Why are Miyuki beads superior?

What sets Miyuki beads apart from other glass beads is their manufacturing precision. Here are the key differences:

Uniformity: Every Miyuki bead is cut with a tolerance of ±0.05mm. That means all the beads in the same batch are virtually identical in size and shape. The result: perfectly even weaving and professional-quality jewelry.

Finish durability: Miyuki uses advanced finishing techniques — galvanization, metal plating, in-mass dyeing — that guarantee colors don't fade with time, water, or daily wear.

Batch consistency: Unlike generic beads where each batch can vary, Miyuki beads keep a remarkable consistency in color and size from one batch to the next.

Water resistance: Miyuki finishes are designed to withstand water, sweat, and everyday conditions. That's why our Koss Design bracelets can be worn in the shower, at the beach, and every day without losing their shine.

How to recognize real Miyuki beads

With the rising popularity of Miyuki beads, imitations are circulating on the market. Here's how to spot the real thing:

Uniformity: Line up several beads — real Miyukis are perfectly identical. Imitations show visible variations in size and shape.

The holes: Miyuki bead holes are perfectly centered and uniform in size. Imitations often have off-center or irregular holes.

The weight: Real glass Miyuki beads have a specific weight. Plastic imitations are noticeably lighter.

The source: Buy from certified retailers or brands that guarantee the authenticity of their beads, like Koss Design.

Miyuki beads at Koss Design

At Koss Design, we exclusively select certified Miyuki beads for every piece of jewelry we create. Our artisans in Paris hand-weave every bracelet, earring, and necklace, mainly using Tila and Delica beads to create our signature boho-chic designs.

Explore our collections to discover the beauty and quality of Japanese Miyuki beads — worn by more than 100,000 customers around the world.