Radiant|Lab Grown|IGI

1.30ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG621476226

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

Certificate IGI LG621476226

Diamond specifications and retailer prices

From $417 USD
As of November 1, 2026
Save $1,038 USD (71%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,455 USD at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG621476226 or 621476226. Listed at 3 retailers as of November 1, 2026, with prices from $417 to $1,455, a $1,038 spread on the same certified stone. Diamond Quarter lists it at $1,455. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621476226
Dimensions7.64 × 5.43 × 3.67 mm
L/W Ratio1.41
Culet sizePointed
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
7.64 mm5.43 mm1.30 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621476226
Side View
Table 65.0%Crown 44.2°Girdle: MediumPavilion 35.4°Culet: NoneDepth 67.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $417 USD|Low: $417 USD|High: $1,316 USD|Avg: $991 USD|-34.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
September 27, 2026
Retailer 1$417 USD
Retailer 3$627 USD
Retailer 4$1,298 USD
Retailer 2$1,316 USD

8 data points across 4 retailers

3 retailers$417 USD to $1,455 USD

A
Cheapest Retailer
-
$417 USD
B
Retailer 2
-
$1,316 USD
View
Most Expensive
B
Diamond Quarter
1.3VS1FLG26D700N · Nov 2
$1,455 USD
£1,146 GBP
View
2 more retailers have this diamond
Prices start from $417 USDSave up to $1,038 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
$417 USD