Radiant|Lab Grown|IGI

1.51ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG813694099

Shape and cutting style on the report: Cut cornered rectangular mixed cut

Certificate IGI LG813694099

Diamond specifications and retailer prices

From $363 USD
As of October 30, 2026
Save $1,398 USD (79%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,761 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG813694099 or 813694099. Listed at 20 retailers as of October 26, 2026, with prices from $363 to $1,761, a $1,398 spread on the same certified stone. MOH London lists it at $1,761. 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

1.51
Carat
E
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813694099
Dimensions7.50 × 5.57 × 3.90 mm
L/W Ratio1.35
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm5.57 mm1.51 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813694099
Side View
Table 61.0%Crown 41.7°Girdle: Slightly ThickPavilion 41.3°Culet: NoneDepth 70.0%

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 30
Current: $1,761 USD|Low: $349 USD|High: $1,781 USD|Avg: $943 USD|-0.9%
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
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 3$363 USD
Retailer 15$406 USD
Retailer 4$450 USD
Retailer 6$450 USD
Retailer 13$529 USD
Retailer 11$600 USD
Retailer 7$704 USD
Retailer 5$719 USD
Retailer 10$774 USD
Retailer 2$812 USD
Retailer 9$1,045 USD
Retailer 12$1,320 USD
Retailer 14$1,701 USD
Retailer 16$1,714 USD
Retailer 8$1,753 USD
MOH London$1,761 USD

41 data points across 16 retailers

20 retailers$363 USD to $1,761 USD

A
Cheapest Retailer
-
$363 USD
A
Retailer 2
-
$406 USD
View
Final sale: no returns
A
Retailer 3
-
$421 USD
View
Retailer 4
-
$450 USD
View
Price last confirmed 18 days ago
A
Retailer 5
-
$450 USD
View
Retailer 6
-
$529 USD
£416 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
-
$560 USD
View
B+
Retailer 8
-
$600 USD
View
B+
Retailer 9
-
$704 USD
View
B+
Retailer 10
-
$719 USD
View
B+
Retailer 11
-
$774 USD
ZAR 12,498 ZAR
View
B+
Retailer 12
-
$812 USD
£639 GBP
View
B
Retailer 13
-
$1,045 USD
A$1,607 AUD
View
B
Retailer 14
-
$1,320 USD
View
B
Retailer 15
-
$1,447 USD
View
B
Retailer 16
-
$1,488 USD
View
B
Retailer 17
-
$1,701 USD
View
B
Retailer 18
-
$1,714 USD
View
Retailer 19
-
$1,753 USD
£1,380 GBP
View
Price last confirmed 18 days ago
Most Expensive
B
MOH London
LG813694099 · Oct 26
$1,761 USD
£1,387 GBP
View
19 more retailers have this diamond
Prices start from $363 USDSave up to $1,398 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 Radiant
$363 USD