Cushion|Lab Grown|IGI

0.51ct D VS2 Cushion Lab Grown Diamond

VG • D/VS2 • IGI LG826685966

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

Certificate IGI LG826685966

Diamond specifications and retailer prices

From $114 USD
As of October 29, 2026
Save $1,054 USD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,168 USD at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown cushion diamond

This 0.51ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG826685966 or 826685966. Listed at 11 retailers as of October 26, 2026, with prices from $114 to $1,168, a $1,054 spread on the same certified stone. MOH London lists it at $1,168. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826685966
Dimensions4.55 × 4.48 × 3.00 mm
L/W Ratio1.02
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
4.55 mm4.48 mm0.51 ctD / VS2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG826685966
Side View
Table 60.0%Crown 36°Girdle: MED-THKPavilion 36.2°CuletDepth 67.0%

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 29
Current: $1,168 USD|Low: $114 USD|High: $1,181 USD|Avg: $522 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 10$114 USD
Retailer 7$135 USD
Retailer 8$190 USD
Retailer 6$240 USD
Retailer 2$281 USD
Retailer 5$331 USD
Retailer 4$338 USD
Retailer 3$625 USD
Retailer 9$732 USD
Retailer 11$1,140 USD
MOH London$1,168 USD

31 data points across 11 retailers

11 retailers$114 USD to $1,168 USD

A
Cheapest Retailer
-
$114 USD
Final sale: no returns
A
Retailer 2
-
$135 USD
View
A
Retailer 3
-
$190 USD
View
B+
Retailer 4
-
$240 USD
View
B+
Retailer 5
-
$281 USD
£222 GBP
View
B+
Retailer 6
-
$331 USD
View
B+
Retailer 7
-
$338 USD
£266 GBP
View
B
Retailer 8
-
$625 USD
View
Price last confirmed 11 days ago
B
Retailer 9
-
$732 USD
£576 GBP
View
C
Retailer 10
-
$1,140 USD
View
Most Expensive
B
MOH London
LG826685966 · Oct 26
$1,168 USD
£920 GBP
View
10 more retailers have this diamond
Prices start from $114 USDSave up to $1,054 USD

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 Cushion
$114 USD