Five-Stone vs. Eternity Diamond Bands: Coverage, Fit and Resizing

A five-stone band and an eternity band differ most in how far the diamonds reach around your finger. A five-stone band puts five diamonds across the top, while an eternity band runs a line of diamonds halfway, three-quarters of the way, or all the way around. The extent of that coverage affects comfort between the fingers and how much room remains for resizing.
18k White Gold Diamonds for an Eternity Diamond Wedding Ring

What Counts as a Five-Stone Band

A five-stone band holds five diamonds in a single row, set side by side and usually in an arc, across the top of the ring. The diamonds are typically larger than the smaller ones in an eternity band, so each shows as a distinct point of light, and the rest of the band is bare shank.
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The Five Stone Open Basket Diamond Wedding Ring holds five round diamonds in F/G color and VS clarity and comes in 0.53, 0.80, and 1.05 carats total weight, in 14k white, yellow, or rose gold or in platinum. Divide by five and each diamond weighs roughly a tenth of a carat at the smallest option and about a fifth of a carat at the largest, larger than the individual diamonds typically used in many eternity bands.
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The number five is fixed. A size 5 and a size 8 get the same five diamonds, so the row covers a slightly larger share of a small finger and a slightly smaller share of a large one. The same design is also sold as a right-hand ring setting only, which lets you choose the five diamonds yourself.

What Counts as an Eternity Band

An eternity band sets a continuous line of matched diamonds, and the coverage qualifier tells you where the line stops. A half eternity has diamonds over the top half of the ring. A three-quarter eternity continues down both sides and stops partway under the finger, and a full eternity goes the whole way around with no break.
Because a full eternity has no gap to absorb a different finger size, its diamond count depends on the size you order. The Valoria Annette's U-Prong Eternity Diamond Wedding Ring holds 19 diamonds and 1.90 carats at sizes 4 and 4.5, adding one diamond and a tenth of a carat with each whole size, up to 23 diamonds and 2.30 carats at sizes 8 and 8.5. The price can increase as the diamond count rises, so check the listing at your own ring size before comparing prices.
Platinum Tacori Classic Crescent Royal T Round Diamond Three-Quarter Eternity Band
The line can be held by beads, prongs, a channel, or bezels, and the setting style changes how much metal shows between the diamonds. Many diamond eternity rings are given at a milestone anniversary and worn above the engagement ring and wedding band or on another finger, while others are worn as the wedding band itself.

How Much of the Band Each Style Covers

A five-stone band places its diamonds across the top of the finger, leaving the sides and underside largely plain. The size of the individual diamonds determines how far that row extends. A half eternity spreads a greater number of smaller diamonds across the top and down the sides, so the line looks more continuous when viewed from above.
For a visual comparison, look at Whiteflash's Diamonds for an Eternity Half Band, Three-Quarter Band, and Full Eternity Band. The three-quarter style extends farther toward the palm, while the full eternity continues uninterrupted around the entire finger. Even at a similar total carat weight, these bands can look very different because the diamonds are distributed differently.
Platinum Five Stone Trellis Diamond

A Five-Stone Band Is Not a Short Half Eternity

Both styles leave the underside plain, yet they look very different on the hand. A half eternity is built to appear continuous from above; its small diamonds sit close enough that the eye follows one line of light down both sides of the finger. A five-stone band stops well short of the sides, and its larger diamonds show individual facet patterns and flashes.
Larger diamonds may require a taller setting, so compare the side profiles of the specific bands you are considering. Matching also matters: differences in color appearance or brilliance can be easier to see among five larger diamonds. Both styles depend on the quality and consistency of the diamonds.

Comfort and Everyday Wear

Diamonds on the underside of a band press against the palm and the fingers on either side. Whiteflash notes that eternity styles with larger diamonds raise the height of the ring, "putting outward pressure on the adjoining fingers," and that styles with diamonds only halfway around are easier to wear and to adjust in size. A plain metal bottom also spares the diamonds and prongs holding them the "wear and tear through gripping of hard objects."
A five-stone band or half eternity leaves plain metal on the palm side, which can improve comfort when gripping objects. It also provides space on the sides of the finger which can make for more comfort, especially with larger diamonds and total weights. A three-quarter eternity carries diamonds partway toward the palm. With a full eternity, the diamonds and prongs on the palm side are more exposed to contact when gripping hard objects. If you work with your hands or wear gloves often, give extra consideration to how much plain metal sits on the palm side.
Platinum Diamonds for an Eternity Diamond Wedding Ring
The open basket five-stone is listed at 2.5 mm wide, the Diamonds for an Eternity half band at 2.2 mm, and the three-quarter at 2 mm. Wider bands tend to fit a little tighter at the same size, and the inside profile changes the feel again; a domed comfort fit band slides over the knuckle more easily than a flat one.

Resizing: Where the Two Styles Split

Resizing is usually done at the bottom of the shank, where a jeweler cuts the band and adds or removes a small piece of metal. Plain metal in that section can allow a limited size adjustment, depending on the design. A full eternity has diamonds where the cut would go, so it can't be resized in the usual way.
Whiteflash states that "most rings are sizeable within one full size, and should only be resized once," and that "Eternity rings with diamonds going all the way around the band are NOT sizeable." The five-stone open basket band and the Valoria Annette's three-quarter eternity both list "Re-Sizeable: Yes - Up to 1 Size." Full eternity rings, by contrast, are "custom made to fit a specific finger size" and are final sale, though they are still covered by the one year service plan.
18k Yellow Gold Skye Five Stone U-Prong Diamond Right Hand Ring
If your ring size could change in the next few years, from a pregnancy, say, or a significant change in weight, a five-stone band or a half eternity leaves room to adjust. Whiteflash makes the same suggestion for its Diamonds for an Eternity full band: "If you are unsure of the ring size, please consider our ¾ or ½ eternity models."

Getting the size right the first time

Whiteflash full eternity bands are made for a specific finger size and are not designed for conventional resizing, so measure carefully. Fingers swell with heat, salt, and exercise and shrink in the cold; measure at a normal temperature, and do it more than once. Whiteflash will send a set of ring sizers at no charge, and trying them at different times helps establish an accurate measurement size. Large knuckles and in-between sizes need to be solved before a full eternity is made. If a five-stone or half band turns out slightly loose over a large knuckle, ring sizing beads can help hold it in place, since they sit on the plain metal underneath.

Stacking With an Engagement Ring

Beside an engagement ring, the questions are whether the band sits flush and whether one ring overpowers the other.
18k White Gold A. Jaffe ME1853Q Classics Diamond Wedding Set
A five-stone band brings five individually larger diamonds alongside the engagement ring, creating a bold look that can compete with an engagement ring that already has prominent side diamonds. An eternity band usually adds a finer line of smaller diamonds, allowing the center stone to remain the focus. With half and three-quarter styles, Whiteflash advises that "it is recommended to purchase both rings at the same time if possible," because the diamonds "need to line up properly on both rings." The Diamonds for an Eternity half band, for example, is the match for the Diamonds for an Eternity half engagement ring.
Before ordering either style, check the engagement ring from the side. A low setting or a wide head can create a gap beside any straight band. Contoured women's diamond wedding bands and matched wedding sets can close that gap when designed to fit the engagement ring.

How the Price Works

Total carat weight, metal, and workmanship determine the price of both styles. With natural diamonds, price per carat rises as individual diamonds get larger, which works against the five-stone band's bigger diamonds. Setting many smaller diamonds can involve more labor than setting just five, though. At the same total weight, neither style is consistently the less expensive option, so compare specific bands in the same metal.
Platinum Valoria Petite Pave Diamond Wedding Set
Full eternity has one extra variable: price rises with ring size, because each size adds diamonds. Check the price at your own size before comparing.

Seeing Both Styles in Person

Coverage is easier to judge on a hand than on a screen. The Whiteflash Sugar Land showroom at 2150 Town Square Place, Suite 330, in the Houston area, is open Monday through Friday, 10 AM to 5 PM; call ahead to ask which bands are available to try. If you are shopping from farther away, a Whiteflash consultant can talk through sizing and how far a particular band can be adjusted before you order.

The Bottom Line on Five-Stone vs. Eternity Bands

Choose a five-stone band if you want fewer, larger diamonds that each catch the eye, a plain metal shank below the diamond row, and the possibility of limited resizing, depending on the design. A half eternity looks like a full eternity from above giving you a continuous line of diamonds from normal view; some designs also allow limited size adjustment. The three-quarter eternity carries sparkle down the sides of the finger with a little metal underneath for limited sizing. Choose a full eternity if your size is settled and you want diamonds at every angle, knowing the band will be made for that one size. Browse diamond wedding bands to compare coverage against your engagement ring.
14k Yellow Gold Verragio ENG-0491EM Diamond Wedding Set

Frequently Asked Questions

What is the difference between a five-stone band and an eternity band?

A five-stone band holds five diamonds in a row across the top of the ring, with plain metal everywhere else. An eternity band holds a continuous line of smaller diamonds that runs halfway, three-quarters of the way, or all the way around.

Can a five-stone band be resized?

Usually, within about one size. Whiteflash lists its five-stone open basket band as "Re-Sizeable: Yes - Up to 1 Size," and most rings should only be resized once. Check the resizing details on the individual product page before ordering.

Can a full eternity band be resized?

No, not in the usual way, because there is no bare metal at the bottom of the shank to cut. If a full eternity no longer fits, the usual fix is to remake it, so a half or three-quarter band is the safer choice when your size might change.

Is a five-stone band the same as a half eternity?

No. Both leave the underside plain, but a half eternity typically uses many smaller diamonds to cover about half the band and look continuous from above. A five-stone band generally has a shorter row of five larger diamonds concentrated across the top of the finger.

How many diamonds are in a full eternity band?

It depends on the design and the size, since larger fingers need more diamonds to close the circle. On Whiteflash full eternity bands, counts run from 19 diamonds at size 4 on the Valoria Annette's U-Prong to 26 smaller diamonds at size 6 on the Diamonds for an Eternity band.