Radiant|Lab Grown|IGI

0.61ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG643410833

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

Certificate IGI LG643410833

Diamond specifications and retailer prices

From $476 USD
£375 GBP
As of October 29, 2026
2 retailers carry this diamond
Most expensive: $476 USD at MD Diamonds and Jewellers
View at MD Diamonds and Jewellers

About this 0.61ct lab-grown radiant diamond

This 0.61ct 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 LG643410833 or 643410833. 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

0.61
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle41.9°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643410833
Dimensions5.93 × 4.16 × 2.88 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.93 mm4.16 mm0.61 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG643410833
Side View
Table 65.0%Crown 41.9°Girdle: MED-STKPavilion 36.6°Culet: NoneDepth 69.2%

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: $500 USD|Low: $80 USD|High: $642 USD|Avg: $362 USD|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
August 28, 2026
Retailer 7$80 USD
Retailer 5$206 USD
Retailer 2$264 USD
Retailer 9$278 USD
Retailer 6$287 USD
Retailer 8$371 USD
Retailer 4$374 USD
Retailer 1$500 USD
Retailer 3$642 USD

18 data points across 9 retailers

2 retailers

Retailer 1
-
$287 USD
£226 GBP
Price last confirmed 63 days ago
Most Expensive
B
MD Diamonds and Jewellers
LG643410833 · Oct 29
$476 USD
£375 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
0.61ct Radiant
$476 USD