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Marquise|Lab Grown|IGI

1.51ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG837654735

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837654735

Diamond specifications and retailer prices

From $442 NZD
As of November 4, 2026
Save $2,042 NZD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,484 NZD at Brilliant Earth · As of November 3, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837654735 or 837654735. Listed at 22 retailers as of November 3, 2026, with prices from $442 to $2,484, a $2,042 spread on the same certified stone. Brilliant Earth lists it at $2,484. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837654735
Dimensions11.39 × 5.86 × 3.85 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.39 mm5.86 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837654735
Side View
Table 57.0%Crown 34.2°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
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: Nov 4
Current: $2,484 NZD|Low: $442 NZD|High: $2,484 NZD|Avg: $1,143 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 5, 2026
Retailer 9$442 NZD
Retailer 10$495 NZD
Retailer 6$513 NZD
Retailer 3$548 NZD
Retailer 5$548 NZD
Retailer 13$639 NZD
Retailer 14$843 NZD
Retailer 21$917 NZD
Retailer 12$924 NZD
Retailer 17$946 NZD
Retailer 2$1,031 NZD
Retailer 20$1,123 NZD
Retailer 15$1,283 NZD
Retailer 16$1,407 NZD
Retailer 7$1,707 NZD
Retailer 19$1,712 NZD
Retailer 4$1,762 NZD
Retailer 11$1,763 NZD
Retailer 8$1,852 NZD
Retailer 18$2,196 NZD
Brilliant Earth$2,484 NZD

30 data points across 21 retailers

22 retailers$442 NZD to $2,484 NZD

A
Cheapest Retailer
-
$442 NZD
A
Retailer 2
-
$495 NZD
View
Final sale: no returns
A
Retailer 3
-
$513 NZD
View
Retailer 4
-
$548 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$548 NZD
View
A
Retailer 6
-
$639 NZD
View
Retailer 7
-
$843 NZD
View
Price last confirmed 13 days ago
A
Retailer 8
-
$917 NZD
View
A
Retailer 9
-
$924 NZD
View
A
Retailer 10
-
$946 NZD
View
A
Retailer 11
-
$1,031 NZD
View
A
Retailer 12
-
$1,123 NZD
View
B+
Retailer 13
-
$1,283 NZD
View
B+
Retailer 14
-
$1,407 NZD
View
B+
Retailer 15
-
$1,707 NZD
View
Retailer 16
-
$1,712 NZD
View
Price last confirmed 7 days ago
B+
Retailer 17
-
$1,762 NZD
View
B+
Retailer 18
-
$1,763 NZD
View
B
Retailer 19
-
$1,852 NZD
View
B
Retailer 20
-
$2,157 NZD
View
B
Retailer 21
-
$2,196 NZD
View
Most Expensive
B
Brilliant Earth
22479561A · Nov 3
$2,484 NZD
$1,400 USD
View
21 more retailers have this diamond
Prices start from $442 NZDSave up to $2,042 NZD

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
$442 NZD