Radiant|Lab Grown|IGI

1.30ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG536279025

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

Certificate IGI LG536279025

Diamond specifications and retailer prices

From $413 USD
As of November 2, 2026
Save $379 USD (48%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,113 USD at Flawless Fine Jewelry · As of October 11, 2026
View at Flawless Fine Jewelry

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG536279025 or 536279025. Listed at 14 retailers as of November 2, 2026, with a 92% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG536279025
Dimensions7.67 × 5.41 × 3.67 mm
L/W Ratio1.42
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
7.67 mm5.41 mm1.30 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG536279025
Side View
Table 65.5%Crown 48°Girdle: MED-STKPavilion 35.2°Culet: NoneDepth 67.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $413 USD|Low: $176 USD|High: $1,390 USD|Avg: $577 USD|-19.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 14, 2026
Retailer 9$176 USD
Retailer 2$263 USD
Retailer 5$359 USD
Retailer 6$369 USD
Retailer 3$376 USD
Retailer 1$413 USD
Retailer 8$522 USD
Retailer 7$759 USD
Retailer 4$1,016 USD
Retailer 10$1,380 USD

23 data points across 10 retailers

14 retailers$413 USD to $792 USD

Retailer 1
-
$157 USD
Price last confirmed 25 days ago
Retailer 2
-
$182 USD
View
Price last confirmed 35 days ago
Retailer 3
-
$195 USD
View
Price last confirmed 21 days ago
Retailer 4
-
$195 USD
View
Price last confirmed 30 days ago
Retailer 5
-
$263 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$369 USD
ZAR 5,964 ZAR
View
Price last confirmed 25 days ago
Retailer 7
-
$376 USD
£296 GBP
View
Price last confirmed 21 days ago
A
Retailer 8
-
$413 USD
View
Retailer 9
-
$598 USD
View
Price last confirmed 20 days ago
Retailer 10
-
$691 USD
View
Price last confirmed 32 days ago
B
Retailer 11
-
$792 USD
£624 GBP
View
Retailer 12
-
$864 USD
View
Price last confirmed 20 days ago
Retailer 13
-
$1,016 USD
£800 GBP
View
Price last confirmed 22 days ago
Most Expensive
Flawless Fine Jewelry
104EA69D1 · Oct 11
$1,113 USD
£876 GBP
View
Price last confirmed 22 days ago
13 more retailers have this diamond
Prices start from $413 USDSave up to $379 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
$413 USD