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Radiant|Lab Grown|IGI

1.99ct E SI2 Radiant Lab Grown Diamond

E/SI2 • IGI LG480156874

Certificate IGI LG480156874

Diamond specifications and retailer prices

From $845 USD
HK$6,600 HKD
As of October 29, 2026
Save $1,592 USD (65%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,437 USD at Michael Trio · As of October 29, 2026
View at Michael Trio

About this 1.99ct lab-grown radiant diamond

This 1.99ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included) and certified by IGI LG480156874 or 480156874. Listed at 2 retailers as of October 29, 2026, with prices from $845 to $2,437, a $1,592 spread on the same certified stone. Michael Trio lists it at $2,437. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.99
Carat
E
Color
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG480156874
Dimensions8.06 × 6.56 mm
L/W Ratio1.23
Top View
8.06 mm6.56 mm1.99 ctE / SI2
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480156874
Side View
Table 68.5%CrownGirdlePavilionCulet: NoneDepth 64.0%

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: $2,437 USD|Low: $845 USD|High: $2,437 USD|Avg: $1,243 USD
Michael Trio
Retailer 2
September 24, 2026
Retailer 2$845 USD
Michael Trio$2,437 USD

3 data points across 2 retailers

2 retailers$845 USD to $2,437 USD

B
Cheapest Retailer
-
$845 USD
HK$6,600 HKD
Most Expensive
C
Michael Trio
2081174336 · Oct 29
$2,437 USD
SGD 3,293 SGD
View
1 more retailer has this diamond
Prices start from $845 USDSave up to $1,592 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.

B
1.99ct Radiant
$845 USD