Who created the Asscher cut?
Emma Payne
Published Jan 22, 2026
The Asscher cut was invented in 1902 by Joseph Asscher who received a patent for the cut, protecting it up until WWII. In 1903, Joseph's son, Abraham Asscher cuts the world's largest diamond at the time, The Excelsior, into ten stones.
Why is it called Asscher cut?
The Asscher cut diamond shape is named for the company that created it. Joseph Isaac Asscher founded the I.J. Asscher diamond company in Holland 1854, naming it after his son. That son would go on to enter the diamond business like his father, and establish one of the most famous family dynasties in the diamond world.
Why is Asscher cut more expensive?
It's true that Asscher cut diamonds can be more expensive than other types of polished diamonds, for a few reasons. Only very high-quality diamonds will be chosen for Asscher cuts because this cut can't hide blemishes the way a round brilliant cut can.
Who was Joseph Asscher?
In 1902 Joseph Asscher created the world's first patented diamond cut, aptly called the Asscher Cut. For the next three decades the family earned a reputation as one of the best diamond cutting houses, until they lost everything during World War II.
Is Asscher cut rare?
Only approximately 2% of all diamonds are made into Asscher cuts. These are technically a modified emerald cut with beveled corners and square symmetry, a cut that was created in 1902 by Joseph Asscher.
23 related questions foundDoes Asscher cut look smaller?
Keep in mind that Asscher cut diamonds tend to look smaller face-up than other diamond shapes of the same carat weight, so you may want to opt for a larger carat size.
Are old diamonds worth more?
In general, like with most antique cut diamonds, you can expect to pay about 20% less for an old European cut diamond than for a new modern cut of similar carat weight.
What is a Royal Asscher diamond?
The Royal Asscher — a cut born from over a century of history. Asscher cut diamonds often conjure up notions of wealth, rarity and excess. It is the only diamond shape whose name bears a capital letter. Local jewelers rarely sell Royal Asscher's, and their popularity has wained since the earlier part of the century.
What is Asscher cut ring?
An Asscher cut is a square shaped diamond with deeply trimmed edges. Asscher cut diamonds have large step facets and a high crown that radiate shine. "The Asscher cut is most similar to the Emerald cut but in a square shape," Henri Bar tells Brides.
What is an Amsterdam cut?
The Asscher cut was invented in 1902 by Joseph Asscher of Amsterdam's Royal Asscher Diamond Company, who also cut the legendary Cullinan Diamond. The cut – a modified square shape with cropped corners and 58 facets – reflected the geometric lines and styling that characterized the nascent Art Deco movement.
What is a trillion cut diamond ring?
A trillion cut diamond, also referred to as a trilliant cut, is a diamond that's cut into a triangular shape. A typical trillion cut diamond will have three sides of equal length, with a flat table at its surface.
Why do labs grow diamonds?
Lab-grown diamonds offer great value, as they are more affordable than natural diamonds of comparable size and quality. These cultured diamonds can be almost 30% less expensive than mined natural diamonds. The mined diamond industry is largely controlled by diamond cartels and filled with middle-men.
Why is Asscher cut special?
In contrast to an emerald cut, an Asscher cut has larger step facets, a higher crown, and a smaller table. This allows for more of the raw diamond to be maintained in cutting, leading Asscher cuts to weigh more. The cut has 58 facets and a wider set than an emerald cut, which gives the diamond a square shape.
Are Asscher diamonds rare?
Diamond cutters cut less than 2% of diamonds into Asschers. They're rarer than rare. But, they also have a unique appeal. If you're already an Asscher diamond addict, we don't have a cure for that.
When were Asscher cut diamonds popular?
The History of Asscher Cut Diamonds
Although it was first created in 1902, it really gained popularity in the 1920s, as evidenced by the style of much of the diamond jewelry of that time. It fit perfectly into the popular Art Deco fashion of the time.
What is the difference between Asscher cut and emerald cut?
The primary difference between emerald cuts and asscher cuts is the shape. Traditional emerald cuts are elongated rectangles with the corners cut out. Asscher cuts are square versions of emerald cuts with more prominently truncated corners. This gives them an almost octagonal shape.
Where is the Krupp diamond?
The Krupp is a Type IIa Diamond. The special grade means it is a chemically pure stone and most likely from the legendary mine in the Golconda region of India.
Is Asscher cut good for moissanite?
Moissanite Asscher
Known as a square shape, cropped corners give it a distinct look as large step facets display mesmerizing brilliance. An elegant choice, the Asscher cut loose gems create stunning engagement rings, as a solitaire, in a halo, with side stones, or in a chic, bezel setting for a modern lean.
What is an ASHA cut diamond?
An Asscher Cut diamond is an octagonal diamond with a square shape and layered facets. The Asscher Cut features a deep pavilion and high crown—offering brilliance and its signature appeal.
Is Asscher cut more expensive than emerald?
The Bottom Line: Emeralds and Asscher cut are both less expensive than a comparable round brilliant. BUT, it's likely that you'll be choosing higher color and clarity grades. Their tendency to show color and inclusions more easily can drive the price higher than you were initially anticipating.
What is a baguette cut?
The baguette cut diamond is one of the most popular cuts of diamonds for diamond engagement rings. The word 'baguette,' is one that is of French origin. The word refers to a long, thin loaf of French bread. The Baguette cut of diamond is similar in shape to a baguette in that it is long and rectangular in shape.
What is round brilliant cut?
A Brilliant Cut Diamond refers to a specific form of Cut that utilizes numerous facets to reflect white light particularly well. The Round Brilliant Cut, for example, has 58 facets (including the culet) and is a cone-like shape, like this Excellent Cut Round Diamond from James Allen.
Why does my diamond look GREY?
Another reason why your diamond may not appear as bright as it should be is due to certain types of tiny scattered inclusions called 'çlouds' and 'internal graining'. These inclusions can cause your diamond to have a dull milky appearance and this is especially so if the diamond is fluorescent.
Do old diamonds turn yellow?
This structure is produced by a series of complex chemical reactions that happen deep within the earth. And since it's impossible to change a diamond's chemical makeup, it can't change color over time. In other words, diamonds do not yellow with age.
Has the price of diamonds gone up since 2005?
Since the year 2005, reports have provided info that color diamonds have increased in price. In general, diamond prices are quite more volatile than they used to be over the past years. This is especially due to the decline it the cartel structure that used to be in the diamond industry.