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Marquise|Lab Grown|IGI

0.51ct E VVS2 Marquise Lab Grown Diamond

EX • E/VVS2 • IGI LG737545178

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG737545178

Diamond specifications and retailer prices

From $258 CAD
$185 USD
As of October 30, 2026
Save $1,343 CAD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,601 CAD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 0.51ct lab-grown marquise diamond

This 0.51ct lab-grown marquise sits in the half to three-quarter carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG737545178 or 737545178. Listed at 19 retailers as of October 30, 2026, with prices from $258 to $1,601, a $1,343 spread on the same certified stone. Reve Diamonds lists it at $1,601. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG737545178
Dimensions8.97 × 4.06 × 2.53 mm
L/W Ratio2.21
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.97 mm4.06 mm0.51 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG737545178
Side View
Table 60.0%Crown 32.9°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 62.3%

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 30
Current: $575 CAD|Low: $249 CAD|High: $1,517 CAD|Avg: $601 CAD|+3.7%
Retailer 1
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
October 31, 2026
Retailer 11$258 CAD
Retailer 6$289 CAD
Retailer 3$300 CAD
Retailer 4$321 CAD
Retailer 14$321 CAD
Retailer 12$450 CAD
Retailer 7$540 CAD
Retailer 1$575 CAD
Retailer 9$580 CAD
Retailer 13$615 CAD
Retailer 5$731 CAD
Retailer 2$1,031 CAD
Retailer 10$1,088 CAD
Retailer 8$1,506 CAD

45 data points across 14 retailers

19 retailers$258 CAD to $1,601 CAD

A
Cheapest Retailer
-
$258 CAD
$185 USD
A
Retailer 2
-
$289 CAD
$207 USD
View
Final sale: no returns
A
Retailer 3
-
$300 CAD
$215 USD
View
A
Retailer 4
-
$321 CAD
$230 USD
View
A
Retailer 5
-
$321 CAD
$230 USD
View
A
Retailer 6
-
$332 CAD
$238 USD
View
B+
Retailer 7
-
$450 CAD
$322 USD
View
B+
Retailer 8
-
$540 CAD
€368 EUR
View
B+
Retailer 9
-
$575 CAD
£324 GBP
View
B+
Retailer 10
-
$580 CAD
ZAR 6,703 ZAR
View
B
Retailer 11
-
$615 CAD
$440 USD
View
B
Retailer 12
-
$731 CAD
$523 USD
View
B
Retailer 13
-
$872 CAD
SGD 844 SGD
View
B
Retailer 14
-
$1,031 CAD
$738 USD
View
B
Retailer 15
-
$1,088 CAD
$779 USD
View
B
Retailer 16
-
$1,094 CAD
$783 USD
View
B
Retailer 17
-
$1,106 CAD
$792 USD
View
B
Retailer 18
-
$1,506 CAD
£849 GBP
View
Most Expensive
B
Reve Diamonds
100CD9A70 · Oct 30
$1,601 CAD
$1,146 USD
View
18 more retailers have this diamond
Prices start from $258 CADSave up to $1,343 CAD

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
0.51ct Marquise
$258 CAD