Marquise|Lab Grown|IGI

5.51ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG830634781

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830634781

Diamond specifications and retailer prices

From $5,009 USD
As of October 31, 2026
Save $9,486 USD (65%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $38,070 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.51ct lab-grown marquise diamond

This 5.51ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830634781 or 830634781. Listed at 24 retailers as of October 29, 2026, with a 189% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.51
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830634781
Dimensions19.02 × 9.10 × 5.39 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.02 mm9.10 mm5.51 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830634781
Side View
Table 57.0%Crown 31.6°Girdle: THK-VTKPavilion 38.4°Culet: NoneDepth 59.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $38,070 USD|Low: $5,009 USD|High: $42,110 USD|Avg: $12,422 USD|-9.6%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 11
Retailer 12
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Retailer 19
October 29, 2026
Retailer 7$5,009 USD
Retailer 5$5,312 USD
Retailer 10$6,196 USD
Retailer 4$6,419 USD
Retailer 18$6,419 USD
Retailer 17$6,425 USD
Retailer 15$7,000 USD
Retailer 16$7,905 USD
Retailer 12$8,854 USD
Retailer 6$9,292 USD
Retailer 3$9,838 USD
Retailer 11$10,089 USD
Retailer 19$12,155 USD
Retailer 2$14,394 USD
Retailer 13$14,495 USD
Retailer 14$14,845 USD
Retailer 8$17,667 USD
Retailer 9$24,655 USD
Do Amore Diamonds$38,070 USD

36 data points across 19 retailers

24 retailers$5,009 USD to $14,495 USD

B+
Cheapest Retailer
-
$5,009 USD
Retailer 2
-
$5,312 USD
View
Price last confirmed 29 days ago
B+
Retailer 3
-
$5,533 USD
View
Retailer 4
-
$5,799 USD
View
Price last confirmed 32 days ago
B
Retailer 5
-
$6,196 USD
View
Final sale: no returns
Retailer 6
-
$6,419 USD
View
Price last confirmed 28 days ago
Retailer 7
-
$6,419 USD
View
Price last confirmed 15 days ago
B
Retailer 8
-
$6,419 USD
View
B
Retailer 9
-
$6,425 USD
View
B
Retailer 10
-
$7,000 USD
View
B
Retailer 11
-
$7,905 USD
View
Retailer 12
-
$8,411 USD
View
Price last confirmed 31 days ago
B
Retailer 13
-
$8,411 USD
View
B
Retailer 14
-
$8,854 USD
£6,972 GBP
View
B
Retailer 15
-
$9,292 USD
View
Retailer 16
-
$9,838 USD
A$15,136 AUD
View
Price last confirmed 22 days ago
B
Retailer 17
-
$10,089 USD
£7,944 GBP
View
B
Retailer 18
-
$12,155 USD
View
B
Retailer 19
-
$14,394 USD
ZAR 232,541 ZAR
View
B
Retailer 20
-
$14,495 USD
£11,413 GBP
View
Retailer 21
-
$14,845 USD
A$22,839 AUD
View
Price last confirmed 9 days ago
Retailer 22
-
$17,667 USD
View
Price under review
Most Expensive
Do Amore Diamonds
27-C327FB300 · Oct 31
$38,070 USD
View
Price under review
22 more retailers have this diamond
Prices start from $5,009 USDSave up to $9,486 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
5.51ct Marquise
$5,009 USD