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Cushion|Lab Grown|IGI

1.51ct H VS1 Cushion Lab Grown Diamond

EX • H/VS1 • IGI LG539230636

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG539230636

Diamond specifications and retailer prices

From €268 EUR
$299 USD
As of November 1, 2026
Save €921 EUR (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,189 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG539230636 or 539230636. Listed at 12 retailers as of November 1, 2026, with prices from €268 to €1,189, a €921 spread on the same certified stone. MOH London lists it at €1,189. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539230636
Dimensions6.64 × 6.29 × 4.26 mm
L/W Ratio1.06
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
6.64 mm6.29 mm1.51 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539230636
Side View
Table 64.5%Crown 35.4°Girdle: STK-THKPavilion 36.7°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
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: Nov 1
Current: €1,189 EUR|Low: €192 EUR|High: €1,204 EUR|Avg: €640 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 11€268 EUR
Retailer 7€297 EUR
Retailer 3€390 EUR
Retailer 6€396 EUR
Retailer 4€459 EUR
Retailer 8€461 EUR
Retailer 9€493 EUR
Retailer 2€512 EUR
Retailer 12€532 EUR
Retailer 5€967 EUR
Retailer 13€1,078 EUR
Retailer 10€1,140 EUR
MOH London€1,189 EUR

39 data points across 13 retailers

12 retailers€268 EUR to €1,189 EUR

A
Cheapest Retailer
-
€268 EUR
$299 USD
Final sale: no returns
Retailer 2
-
€297 EUR
$332 USD
View
Price last confirmed 8 days ago
Retailer 3
-
€390 EUR
HK$3,400 HKD
View
Price last confirmed 24 days ago
A
Retailer 4
-
€396 EUR
£349 GBP
View
A
Retailer 5
-
€459 EUR
$513 USD
View
A
Retailer 6
-
€461 EUR
$515 USD
View
B+
Retailer 7
-
€493 EUR
$551 USD
View
A
Retailer 8
-
€512 EUR
ZAR 9,235 ZAR
View
A
Retailer 9
-
€532 EUR
$594 USD
View
B
Retailer 10
-
€967 EUR
$1,081 USD
View
Retailer 11
-
€1,140 EUR
SGD 1,721 SGD
View
Price last confirmed 26 days ago
Most Expensive
B
MOH London
LG539230636 · Nov 1
€1,189 EUR
£1,046 GBP
View
11 more retailers have this diamond
Prices start from €268 EURSave up to €921 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
1.51ct Cushion
€268 EUR