Radiant|Lab Grown|IGI

1.45ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG581338524

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

Certificate IGI LG581338524

Diamond specifications and retailer prices

From $445 USD
As of November 1, 2026
Save $365 USD (45%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $810 USD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.45ct lab-grown radiant diamond

This 1.45ct 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 LG581338524 or 581338524. Listed at 2 retailers as of October 31, 2026, with prices from $445 to $810, a $365 spread on the same certified stone. Diamond Quarter lists it at $810. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG581338524
Dimensions7.93 × 5.62 × 3.80 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
7.93 mm5.62 mm1.45 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG581338524
Side View
Table 63.0%Crown 43.9°Girdle: MediumPavilion 36.1°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: $445 USD|Low: $143 USD|High: $1,690 USD|Avg: $748 USD|+5.2%
Retailer 1
Retailer 2
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Retailer 6
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Retailer 9
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Retailer 11
Retailer 12
September 23, 2026
Retailer 10$143 USD
Retailer 2$264 USD
Retailer 8$381 USD
Retailer 1$445 USD
Retailer 4$586 USD
Retailer 11$589 USD
Retailer 6$656 USD
Retailer 5$731 USD
Retailer 7$890 USD
Retailer 3$994 USD
Retailer 9$1,020 USD
Retailer 12$1,219 USD

44 data points across 12 retailers

2 retailers$445 USD to $810 USD

A
Cheapest Retailer
-
$445 USD
Most Expensive
B
Diamond Quarter
1.45VS1GLG24FC0CN · Oct 31
$810 USD
£638 GBP
View
1 more retailer has this diamond
Prices start from $445 USDSave up to $365 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
1.45ct Radiant
$445 USD