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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 €166 EUR
$185 USD
As of October 30, 2026
Save €860 EUR (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,026 EUR 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 €166 to €1,026, a €860 spread on the same certified stone. Reve Diamonds lists it at €1,026. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €369 EUR|Low: €159 EUR|High: €972 EUR|Avg: €385 EUR|+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€166 EUR
Retailer 6€185 EUR
Retailer 3€192 EUR
Retailer 4€206 EUR
Retailer 14€206 EUR
Retailer 12€288 EUR
Retailer 7€346 EUR
Retailer 1€369 EUR
Retailer 9€371 EUR
Retailer 13€394 EUR
Retailer 5€468 EUR
Retailer 2€661 EUR
Retailer 10€697 EUR
Retailer 8€965 EUR

44 data points across 14 retailers

19 retailers€166 EUR to €1,026 EUR

A
Cheapest Retailer
-
€166 EUR
$185 USD
A
Retailer 2
-
€185 EUR
$207 USD
View
Final sale: no returns
A
Retailer 3
-
€192 EUR
$215 USD
View
A
Retailer 4
-
€206 EUR
$230 USD
View
A
Retailer 5
-
€206 EUR
$230 USD
View
A
Retailer 6
-
€213 EUR
$238 USD
View
B+
Retailer 7
-
€288 EUR
$322 USD
View
B+
Retailer 8
-
€346 EUR
View
B+
Retailer 9
-
€369 EUR
£324 GBP
View
B+
Retailer 10
-
€371 EUR
ZAR 6,703 ZAR
View
B
Retailer 11
-
€394 EUR
$440 USD
View
B
Retailer 12
-
€468 EUR
$523 USD
View
B
Retailer 13
-
€559 EUR
SGD 844 SGD
View
B
Retailer 14
-
€661 EUR
$738 USD
View
B
Retailer 15
-
€697 EUR
$779 USD
View
B
Retailer 16
-
€701 EUR
$783 USD
View
B
Retailer 17
-
€709 EUR
$792 USD
View
B
Retailer 18
-
€965 EUR
£849 GBP
View
Most Expensive
B
Reve Diamonds
100CD9A70 · Oct 30
€1,026 EUR
$1,146 USD
View
18 more retailers have this diamond
Prices start from €166 EURSave up to €860 EUR

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
€166 EUR