Radiant|Lab Grown|IGI

0.59ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG648410712

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

Certificate IGI LG648410712

Diamond specifications and retailer prices

From $462 USD
£364 GBP
As of October 29, 2026
2 retailers carry this diamond
Most expensive: $462 USD at MD Diamonds and Jewellers
View at MD Diamonds and Jewellers

About this 0.59ct lab-grown radiant diamond

This 0.59ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG648410712 or 648410712. Listed at 2 retailers as of October 29, 2026. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.59
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle48.1°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648410712
Dimensions5.73 × 4.20 × 2.78 mm
L/W Ratio1.36
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.73 mm4.20 mm0.59 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG648410712
Side View
Table 64.0%Crown 48.1°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 66.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $490 USD|Low: $199 USD|High: $632 USD|Avg: $375 USD|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
August 28, 2026
Retailer 6$199 USD
Retailer 2$256 USD
Retailer 5$258 USD
Retailer 7$272 USD
Retailer 3$278 USD
Retailer 1$490 USD
Retailer 4$632 USD

18 data points across 7 retailers

2 retailers

Retailer 1
-
$278 USD
£219 GBP
Price last confirmed 63 days ago
Most Expensive
B
MD Diamonds and Jewellers
LG648410712 · Oct 29
$462 USD
£364 GBP
View
1 more retailer has this diamond

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.

B
0.59ct Radiant
$462 USD