Cushion|Lab Grown|IGI

1.51ct H VVS2 Cushion Lab Grown Diamond

ID • H/VVS2 • IGI LG825668318

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG825668318

Diamond specifications and retailer prices

From €419 EUR
$468 USD
As of November 1, 2026
Save €915 EUR (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,334 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825668318 or 825668318. Listed at 6 retailers as of October 31, 2026, with prices from €419 to €1,334, a €915 spread on the same certified stone. Brilliant Earth lists it at €1,334. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825668318
Dimensions6.59 × 6.53 × 4.52 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.59 mm6.53 mm1.51 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825668318
Side View
Table 65.0%Crown 35.6°Girdle: STK-THKPavilion 41.5°Culet: NoneDepth 69.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €991 EUR|Low: €419 EUR|High: €991 EUR|Avg: €705 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 5€419 EUR
Retailer 3€444 EUR
Retailer 2€806 EUR
Retailer 4€838 EUR
Retailer 1€991 EUR

5 data points across 5 retailers

6 retailers€419 EUR to €1,334 EUR

A
Cheapest Retailer
-
€419 EUR
$468 USD
A
Retailer 2
-
€444 EUR
$496 USD
View
B+
Retailer 3
-
€806 EUR
$900 USD
View
B+
Retailer 4
-
€838 EUR
$937 USD
View
B+
Retailer 5
-
€991 EUR
£872 GBP
View
Most Expensive
B
Brilliant Earth
22301739A · Oct 31
€1,334 EUR
$1,490 USD
View
5 more retailers have this diamond
Prices start from €419 EURSave up to €915 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
€419 EUR