CaratHunter
Plans
Cushion|Lab Grown|IGI

0.51ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG751503365

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG751503365

Diamond specifications and retailer prices

From $206 USD
As of October 29, 2026
Save $868 USD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,074 USD at MOH London · As of October 29, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG751503365 or 751503365. Listed at 9 retailers as of October 29, 2026, with prices from $206 to $1,074, a $868 spread on the same certified stone. MOH London lists it at $1,074. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751503365
Dimensions4.47 × 4.75 × 3.17 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
4.47 mm4.75 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751503365
Side View
Table 59.0%Crown 35.4°Girdle: MED-VTKPavilion 40.3°Culet: NoneDepth 70.9%

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: Oct 29
Current: $1,074 USD|Low: $192 USD|High: $1,215 USD|Avg: $605 USD|-10.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 7$206 USD
Retailer 5$358 USD
Retailer 4$394 USD
Retailer 6$402 USD
Retailer 2$415 USD
Retailer 3$582 USD
Retailer 8$795 USD
Retailer 9$902 USD
MOH London$1,074 USD

39 data points across 9 retailers

9 retailers$206 USD to $1,074 USD

A
Cheapest Retailer
-
$206 USD
Final sale: no returns
B+
Retailer 2
-
$358 USD
A$550 AUD
View
Returns within 30 days
B+
Retailer 3
-
$394 USD
€375 EUR
View
Returns within 100 days
B+
Retailer 4
-
$402 USD
View
Returns within 30 days
B+
Retailer 5
-
$415 USD
£327 GBP
View
Returns within 30 days
B
Retailer 6
-
$582 USD
A$896 AUD
View
B
Retailer 7
-
$795 USD
View
Returns within 90 days
B
Retailer 8
-
$902 USD
£710 GBP
View
Returns within 40 days
Most Expensive
B
MOH London
LG751503365 · Oct 29
$1,074 USD
£846 GBP
View
8 more retailers have this diamond
Prices start from $206 USDSave up to $868 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
$206 USD