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Pompeii3 Marquise Diamond Engagement Ring vs Pompeii3 2Ct Lab Grown Solitaire Engagement Ring

Both are lab-grown diamond rings from Pompeii3's US factory, so build quality and the 180-day warranty are the same. The marquise ring gives you a bigger, more elaborate look with a center stone plus accent diamonds, while the solitaire is a cleaner, classic cathedral setting with a single round brilliant. Choose the marquise for maximum visual impact and a vintage silhouette; choose the solitaire for a timeless, easy-to-wear design with a well-cut round stone.

  • Choose the Pompeii3 marquise ring if you want a dramatic, elongated center stone with accent diamonds and a multi-stone look.
  • Choose the Pompeii3 solitaire if you prefer a clean single-stone cathedral setting with a round brilliant cut and a resizable band.

Prices

  • Pompeii3 Marquise Diamond Engagement Ring: $1,329.79 at Amazon (checked today)
  • Pompeii3 2Ct Lab Grown Solitaire Engagement Ring: $1,209.99 at Walmart (checked today)
  • Difference: the Pompeii3 2Ct Lab Grown Solitaire Engagement Ring is $119.80 cheaper than the Pompeii3 Marquise Diamond Engagement Ring today
Pompeii3
Pompeii Certified 1.75-5.75Ct Marquise Diamond Engagement Ring 14k or Platinum Lab Grown

Pompeii3 Marquise Diamond Engagement Ring

Pompeii Certified 1.75-5.75Ct Marquise Diamond Engagement Ring 14k or Platinum Lab Grown

5(5 ratings)
$1,329.79at AmazonChecked 53 min ago
See all prices and details
Visit Amazon

Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

Pros
  • Larger total diamond weight and more finger coverage
  • Marquise cut looks bigger than its carat weight
  • Platinum option is denser and more durable than white gold
  • Accent diamonds add sparkle and a vintage look
Cons
  • Marquise points can chip if struck
  • Multi-stone setting has more prongs to check
  • Platinum scratches and patinas over time
  • Sizing is by phone request, not a simple resize
Pompeii3
Pompeii3 Certified 2Ct Solitaire Diamond Cathedral Engagement Ring White Gold Lab Grown

Pompeii3 2Ct Lab Grown Solitaire Engagement Ring

Pompeii3 Certified 2Ct Solitaire Diamond Cathedral Engagement Ring White Gold Lab Grown

4.8(5 ratings)
$1,209.99at WalmartChecked 53 min ago
See all prices and details
Visit Walmart
Pros
  • Classic solitaire never goes out of style
  • Round brilliant is the brightest, most forgiving cut
  • Listed as resizable
  • Excellent cut grade and VS1 clarity on the listing
Cons
  • Single stone means less overall sparkle
  • White gold rhodium plating wears and needs re-plating
  • 2 ct round reads smaller than a marquise of similar weight
  • No accent stones for extra detail

What separates them

Pompeii3 Marquise Diamond Engagement RingPompeii3 2Ct Lab Grown Solitaire Engagement Ring
Center stone shapeMarquise cut, elongated and pointedRound brilliant cut, symmetric and bright
Stone countSeven diamonds: one center plus accentsOne diamond, solitaire
MetalPlatinum (also offered in 14k gold)14k white gold
Reported clarityVS2-SI1VS1 to SI2 depending on the listing
Setting styleProng-set multi-stoneFour-prong cathedral solitaire
ResizingOther sizes by phone requestListed as resizable
StyleVintage, elaborate, more finger coverageClassic, minimal, everyday
Cut gradeNot statedExcellent

Price history

  • Pompeii3 Marquise Diamond Engagement Ring: lowest $1,329.79 on Nov 12 at Amazon.
  • Pompeii3 2Ct Lab Grown Solitaire Engagement Ring: lowest $1,209.99 on Nov 12 at Walmart.

Prices at every store

Pompeii3 Marquise Diamond Engagement Ring

  • Shop SimonNew

    In stock

    $1,487.31+ $4.95 shippingChecked 47 min ago
    Visit Shop Simon
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $1,329.79Free shippingChecked 53 min ago
    Visit Amazon
  • WalmartNew

    Out of stockSold by Pompeii3Returns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $1,814.99Free shippingChecked 47 min ago
    Visit Walmart

Store links may earn us a commission. Some prices via Klarna.

All 3 stores and price history →

Pompeii3 2Ct Lab Grown Solitaire Engagement Ring

  • WalmartNew

    In stock

    $1,209.99Checked 53 min ago
    Visit Walmart
  • Shop SimonNew

    In stock

    $1,209.99+ $4.95 shippingChecked 53 min ago
    Visit Shop Simon
  • NordstromNew

    In stock

    $1,285.20Free shippingChecked 53 min ago
    Visit Nordstrom

Also available at

  • WalmartCheck price at Walmart

Store links may earn us a commission. Some prices via Klarna.

All 3 stores and price history →

Specs compared

SpecPompeii3 Marquise Diamond Engagement RingPompeii3 2Ct Lab Grown Solitaire Engagement Ring
metal_typePlatinumWhite Gold
ring_size4.58
colorSilverWhite
OriginLab GrownLab Grown
Karat14k14k
RingsEngagement RingEngagement Ring, Solitaire Ring
StoneDiamondDiamond
karats5.75 ct—
carats2.75 ct—
Ring Size (US)7—
No. of Stones (pcs)7—
Diamond cut—Round Brilliant Cut
Show all 37 specsShow fewer specs
SpecPompeii3 Marquise Diamond Engagement RingPompeii3 2Ct Lab Grown Solitaire Engagement Ring
Diamond clarity—VS1
Diamond color—G
Diamond cut grade—Excellent
Total diamond weight—2 ct
Gemstone type—Cultured Diamond
Ring style—Solitaire
Brand—Pompeii3
Stone creation method—Created / Synthetic
Gemstone cut—Round Brilliant
Total gemstone weight

Questions and answers

Which looks bigger, the marquise or the round solitaire?
The marquise spreads its weight across a long shape, so it covers more of the finger and usually reads larger. The round brilliant is deeper and faces up smaller for the same carat weight.
Which is better for everyday wear?
The solitaire. A single round stone in a cathedral setting has fewer prongs and no pointed tips to catch or chip. The marquise's points need more care.
Is platinum better than 14k white gold?
Platinum is denser, naturally white and holds prongs better over decades. White gold is lighter and needs rhodium re-plating to stay bright, but it is easier to resize.
Which has the better diamond quality?
The solitaire lists an excellent cut grade and VS1 clarity, which is a stronger stated spec. The marquise lists VS2-SI1 clarity and no cut grade, so ask for the certificate before deciding.
Can either ring be resized?
The solitaire is listed as resizable. The marquise is sold in set sizes with other sizes by phone request, so confirm sizing before you order.
Is one worth stepping up to?
Step up to the marquise if you want a statement ring with more stones and a platinum option. Stay with the solitaire if you want a classic, low-maintenance ring with a well-cut round stone.

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More comparisons

  • Certified 4Ct Oval Solitaire Diamond Engagement Ring 14k Gold Lab Grown vs Pompeii Certified 1.75-5.75Ct Marquise Diamond Engagement Ring 14k or Platinum Lab Grown
  • Certified 4Ct Oval Solitaire Diamond Engagement Ring 14k Gold Lab Grown vs Pompeii3 Certified 2Ct Solitaire Diamond Cathedral Engagement Ring White Gold Lab Grown
  • Pompeii Certified 1.75-5.75Ct Marquise Diamond Engagement Ring 14k or Platinum Lab Grown vs Pompeii3 Certified 3Ct Cushion Diamond Solitaire Engagement Ring 14k Gold Pt Lab Grown
  • Pompeii3 Certified 3Ct Cushion Diamond Solitaire Engagement Ring 14k Gold Pt Lab Grown vs Pompeii3 Certified 2Ct Solitaire Diamond Cathedral Engagement Ring White Gold Lab Grown

Buying guides that pick them

  • Best lab-grown diamond engagement rings under $1,500
—
2 ct
Gemstone color—White
Gemstone clarity—SI2
Number of diamonds—1
Number of gemstones—1
Jewelry setting—Prongs
Is resizable—Y
Items included—Gift Box
Fine or fashion—Fine
Birthstone—April - Diamond
Stone polish—Excellent
Material—White Gold
Stone Shape—Round
Gender—Female
Carat (Main stone)—2.0
size—8