By Oliver Charles Harry: Creative Director of Ghini Como, an Italian silk scarf brand based in Argegno on Lake Como
Quick facts: momme weight in silk
- Momme (pronounced "moe-mee") is the standard unit of weight used to measure silk fabric density worldwide.
- One momme equals 4.34 grams per square metre.
- The measurement originated in Japan and entered international silk trade terminology in the 19th century.
- Luxury silk scarves are typically woven at 12–16 momme, with 14 momme the most widely used weight for square scarves.
- Higher momme weight means more silk per square metre — greater opacity, durability and substance, at higher cost.
- The weight used by a mill is one of the most reliable indicators of fabric quality, because it cannot be faked in the hand.
What is momme weight in silk?
Momme weight is the primary measure of silk fabric density. The figure - written as mm or momme - tells you how much silk is in a given piece of fabric, expressed as the weight in pounds of a piece measuring 45 inches wide by 100 yards long.
In practice, it functions as a measure of how densely the silk threads are woven: the higher the momme, the more thread per square metre, the heavier and more substantial the finished fabric.
The scale runs from approximately 6 momme at the lightest end - used for sheer chiffon scarves and linings - to 30 momme and above for structured apparel fabric and luxury bedding. For silk scarves specifically, the relevant range is 12 to 22 momme, with the weight chosen by the maker reflecting their priorities around drape, durability, opacity and price.
One momme equals 4.34 grams per square metre. At 14 momme, a square metre of silk twill weighs approximately 61 grams. At 22 momme it weighs approximately 96 grams. The difference is immediately perceptible when you hold both fabrics.
Why momme weight matters when buying silk
Momme weight is not a quality score in isolation - an 8 momme chiffon from a fine mill can be superior in every respect to a poorly made 22 momme satin. But within a specific fabric type and use case, momme weight is the most reliable single indicator of how much silk you are actually getting, and therefore of the fabric's durability, opacity and tactile substance.
A silk scarf described as "pure silk" with no momme weight stated is a red flag. Manufacturers who use high-quality silk at an appropriate weight for the application have no reason to omit the figure.
The weight also affects how the fabric behaves in use. Lighter momme silks drape more freely but are more susceptible to snagging, tearing and losing their shape when knotted. Heavier weights hold their structure, knot cleanly and withstand repeated handling without deteriorating. For a scarf intended for daily wear, this matters considerably.
8 momme silk
At 8 momme, silk fabric is lightweight and semi-transparent. It is used primarily in chiffon scarves, linings and decorative applications where sheerness and fluid drape are more important than substance or durability. An 8 momme silk scarf is delicate — suitable for occasional wear in protected conditions but not designed to withstand the handling of everyday use. The fabric catches and snags easily and will show wear quickly with regular knotting.
12 momme silk
Twelve momme sits at the lower end of the range used for woven luxury scarves. The fabric has enough weight to hold a simple knot and enough opacity to show printed colours clearly, but it is noticeably lighter in the hand than 14 or 16 momme equivalents. Some fashion brands use 12 momme to reduce cost while maintaining the appearance of a quality product — the difference is apparent to anyone who has handled both weights side by side.
14 momme silk
Fourteen momme is the weight used in Ghini Como's scarves and represents the standard for quality silk twill scarves across the industry. At this weight, the fabric has sufficient body to hold a clean knot without slipping, enough opacity for printed designs to read clearly, and a drape that is fluid without being limp. It is light enough to wear against the skin comfortably for extended periods and substantial enough to hold its shape over years of use.
The weight used by the established luxury houses for their classic silk twill scarves runs between 14 and 18 momme. Fourteen momme is the starting point for serious silk at this application — below it, compromises in durability and handle become apparent in regular use.
16–19 momme silk
In the 16 to 19 momme range, silk takes on a noticeably richer hand. The fabric is more opaque, more resistant to wear, and holds a knot with greater confidence. Hermès uses 18 momme for their classic carré scarves — a weight that contributes directly to the characteristic handle and longevity that makes their scarves viable as long-term investments. At this weight, a well-maintained silk scarf can remain in active use for decades.
The trade-off is cost: the additional silk required to weave at 18 momme versus 14 momme represents a material increase in raw material cost, which flows through to the finished price.
22 momme and above
At 22 momme and above, silk transitions from scarf territory into structured apparel and luxury home textile applications. The fabric is fully opaque, substantially heavier in the hand, and significantly more durable than lighter weights. Silk at this weight is used for luxury blouses, dresses and bedding — applications where the additional weight is an asset rather than a burden. As a scarf fabric, 22 momme produces a piece that is noticeably heavy to wear and loses some of the fluid drape that characterises lighter silk.
Momme weight and silk twill
Momme weight interacts with weave structure to determine the finished fabric's character. Silk twill — the diagonal weave used in most luxury scarves — behaves differently at different momme weights because the twill structure itself adds body and substance to the fabric. A 14 momme silk twill has considerably more structure than a 14 momme silk crepe or chiffon at the same weight, because the twill weave holds the threads more firmly in relation to each other.
This is why momme weight alone does not give a complete picture of a fabric's properties. The weave structure, the quality of the raw silk, and the finishing process all contribute to the finished result. A 14 momme silk twill from a Como mill with 125 years of experience in luxury fabric production will handle, drape and wear differently from a 14 momme silk twill produced on lower-quality yarn with less rigorous finishing — even though the momme figure is identical.
What to look for when buying a silk scarf
For a silk scarf intended for regular use, 14 momme is the appropriate minimum weight in a silk twill construction. Below this, durability compromises become apparent in everyday handling. Between 14 and 18 momme covers the range used by serious silk producers for their principal scarf products — within this range, the differences are real but secondary to other quality factors including yarn grade, weave precision and finishing quality.
The momme weight should be stated clearly on any product claiming to be quality silk. If it is not stated, ask. A manufacturer confident in their material will always provide the figure.
Oliver Charles Harry is the founder and creative director of Ghini Como, a luxury silk scarf brand based in Como, Italy. He lives in Argegno on the western shore of Lake Como.
