Cushion|Lab Grown|IGI

1.51ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG837682823

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG837682823

Diamond specifications and retailer prices

From $422 USD
€402 EUR
As of October 27, 2026
Save $758 USD (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,180 USD at MOH London · As of October 29, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837682823 or 837682823. Listed at 7 retailers as of October 27, 2026, with prices from $422 to $1,180, a $758 spread on the same certified stone. MOH London lists it at $1,180. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837682823
Dimensions8.44 × 5.84 × 3.88 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.44 mm5.84 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837682823
Side View
Table 63.0%Crown 33.9°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 66.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: $1,180 USD|Low: $295 USD|High: $1,180 USD|Avg: $743 USD|+12.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 4$295 USD
Retailer 2$422 USD
Retailer 7$582 USD
Retailer 3$585 USD
Retailer 6$929 USD
Retailer 5$1,036 USD
MOH London$1,180 USD

21 data points across 7 retailers

7 retailers$422 USD to $1,180 USD

A
Retailer 1
-
$295 USD
£232 GBP
Price last confirmed 12 days ago
A
Retailer 2
-
$422 USD
€402 EUR
View
A
Retailer 3
-
$582 USD
View
A
Retailer 4
-
$585 USD
A$900 AUD
View
B+
Retailer 5
-
$929 USD
View
B
Retailer 6
-
$1,036 USD
View
Most Expensive
B
MOH London
LG837682823 · Oct 29
$1,180 USD
£929 GBP
View
6 more retailers have this diamond
Prices start from $422 USDSave up to $758 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
1.51ct Cushion
$422 USD