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Marquise|Lab Grown|IGI

1.51ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG634426019

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG634426019

Diamond specifications and retailer prices

From $370 USD
As of October 31, 2026
Save $2,220 USD (86%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $2,590 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG634426019 or 634426019. Listed at 31 retailers as of October 30, 2026, with prices from $370 to $2,590, a $2,220 spread on the same certified stone. Brilliant Earth lists it at $2,590. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634426019
Dimensions12.08 × 5.99 × 3.72 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.08 mm5.99 mm1.51 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634426019
Side View
Table 60.0%Crown 33.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,590 USD|Low: $330 USD|High: $2,590 USD|Avg: $1,025 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 24
October 31, 2026
Retailer 12$330 USD
Retailer 2$370 USD
Retailer 10$410 USD
Retailer 8$474 USD
Retailer 23$520 USD
Retailer 6$578 USD
Retailer 11$650 USD
Retailer 5$666 USD
Retailer 19$667 USD
Retailer 21$704 USD
Retailer 13$733 USD
Retailer 24$811 USD
Retailer 14$930 USD
Retailer 20$955 USD
Retailer 4$1,202 USD
Retailer 9$1,361 USD
Retailer 16$1,372 USD
Retailer 17$1,374 USD
Retailer 18$1,387 USD
Retailer 3$1,425 USD
Retailer 15$1,548 USD
Retailer 7$1,610 USD
Retailer 22$1,645 USD
Brilliant Earth$2,590 USD

35 data points across 24 retailers

31 retailers$370 USD to $2,590 USD

Retailer 1
-
$330 USD
Price last confirmed 23 days ago
A
Retailer 2
-
$370 USD
View
Final sale: no returns
Retailer 3
-
$384 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$410 USD
View
Price last confirmed 23 days ago
Retailer 5
-
$410 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$430 USD
View
Price last confirmed 32 days ago
Retailer 7
-
$470 USD
View
Price last confirmed 32 days ago
A
Retailer 8
-
$474 USD
HK$3,700 HKD
View
A
Retailer 9
-
$520 USD
View
A
Retailer 10
-
$578 USD
View
A
Retailer 11
-
$650 USD
View
A
Retailer 12
-
$666 USD
View
A
Retailer 13
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$667 USD
€635 EUR
View
A
Retailer 14
-
$704 USD
ZAR 11,375 ZAR
View
A
Retailer 15
-
$733 USD
£577 GBP
View
B+
Retailer 16
-
$811 USD
A$1,248 AUD
View
Retailer 17
-
$930 USD
View
Price last confirmed 7 days ago
B+
Retailer 18
-
$955 USD
A$1,469 AUD
View
B
Retailer 19
-
$1,202 USD
View
Retailer 20
-
$1,317 USD
View
Price last confirmed 21 days ago
B
Retailer 21
-
$1,317 USD
View
B
Retailer 22
-
$1,361 USD
View
B
Retailer 23
-
$1,372 USD
SGD 1,854 SGD
View
B
Retailer 24
-
$1,374 USD
View
B+
Retailer 25
-
$1,387 USD
A$2,134 AUD
View
B
Retailer 26
-
$1,425 USD
View
Retailer 27
-
$1,531 USD
View
Price last confirmed 31 days ago
B
Retailer 28
-
$1,548 USD
View
B
Retailer 29
-
$1,610 USD
View
B
Retailer 30
-
$1,645 USD
£1,295 GBP
View
Most Expensive
B
Brilliant Earth
10505855A · Oct 30
$2,590 USD
View
30 more retailers have this diamond
Prices start from $370 USDSave up to $2,220 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.

A
1.51ct Marquise
$370 USD