Radiant|Lab Grown|IGI

1.30ct I VS1 Radiant Lab Grown Diamond

ID • I/VS1 • IGI LG510185913

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG510185913

Diamond specifications and retailer prices

From $269 USD
HK$2,100 HKD
As of October 31, 2026
Save $858 USD (76%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,126 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG510185913 or 510185913. Listed at 6 retailers as of October 29, 2026, with prices from $269 to $1,126, a $858 spread on the same certified stone. MOH London lists it at $1,126. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG510185913
Dimensions7.63 × 5.37 × 3.59 mm
L/W Ratio1.42
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.63 mm5.37 mm1.30 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG510185913
Side View
Table 65.0%Crown 43.4°Girdle: Slightly ThickPavilion 35.7°Culet: NoneDepth 66.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $1,126 USD|Low: $269 USD|High: $1,126 USD|Avg: $526 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 5$269 USD
Retailer 2$407 USD
Retailer 6$419 USD
Retailer 4$449 USD
Retailer 3$773 USD
MOH London$1,126 USD

3 data points across 6 retailers

6 retailers$269 USD to $1,126 USD

A
Cheapest Retailer
-
$269 USD
HK$2,100 HKD
A
Retailer 2
-
$407 USD
€388 EUR
View
A
Retailer 3
-
$419 USD
View
A
Retailer 4
-
$449 USD
View
B
Retailer 5
-
$773 USD
View
Most Expensive
B
MOH London
LG510185913 · Oct 29
$1,126 USD
£887 GBP
View
5 more retailers have this diamond
Prices start from $269 USDSave up to $858 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
1.30ct Radiant
$269 USD