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Radiant|Lab Grown|IGI

1.59ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG488142777

Certificate IGI LG488142777

Diamond specifications and retailer prices

From $2,423 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $2,423 USD at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 1.59ct lab-grown radiant diamond

This 1.59ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG488142777 or 488142777. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.59
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG488142777
Dimensions7.59 × 5.81 mm
L/W Ratio1.31
Top View
7.59 mm5.81 mm1.59 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG488142777
Side View
Table 69.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 68.3%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 29
Current: $2,423 USD|Low: $2,306 USD|High: $3,990 USD|Avg: $2,945 USD|-39.3%
September 23, 2026
B2C Jewels$2,423 USD

4 data points across 1 retailer

1 retailer

C
B2C Jewels
20039305 · Oct 29
$2,423 USD
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C
1.59ct Radiant
$2,423 USD