A brilliant-cut diamond indicates exactly 58 facets to allow maximum light refelction, and characterised by a round outline.

Emerald cut stones are either rectangular or square cut stones.

Old-cut diamonds are antique and have been cut without the precision of modern technology.

The radiant-cut diamond combines a rectangular or square cut with cut corners.

The cushion-cut diamond combines a square cut with rounded corners.

Oval-cut diamonds have an elongated round shape that evokes an understated elegance.

The princess-cut is a straight sided square or rectangle outline with faceting for optimal light refraction.

Baguette cut stones are small, usually rectangular, step-cut diamonds with straight or tapered edges.

The Asscher cut is similar to an emerald cut, the Asscher cut's 58 facets are larger and wide-set.

The diamonds cut from the 1920-1940s, are often referred to as transitional-cut.

Tapered baguette cut diamonds have long sides that angle inwards.

A trapeze-cut diamond has four sides, with the bottom sides parallel to each other and the other sides inclined inwards.

The Trillion cut diamond features 50 facets and a triangular shape comprised of three equal sides.

The kite-cut diamond features an elongated diamond with the two top sides inclined inwards meeting at the top point with the two even longer sides meeting up at the endpoint.

The single cut diamond is also known as the eight-cut diamond because it has eight facets on the table and eight facets on the pavilion.

The old European cut was an early evolutionary stage in the progression toward the modern round brilliant.

Rose Cut Diamonds are different than the traditional 'Brilliant Cut' diamond we know in this modern era.

Half moon diamonds are cut straight on one side and curved on the other side; they are essentially an oval diamond cut in half.

A cabochon is a gemstone which has been shaped and polished as opposed to faceted.

The sugarloaf stone looks particularly similar to the classic cabochon.