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Radiant|Lab Grown|IGI

1.01ct E SI2 Radiant Lab Grown Diamond

ID • E/SI2 • IGI LG608366919

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

Certificate IGI LG608366919

Diamond specifications and retailer prices

From $462 USD
£363 GBP
As of October 28, 2026
1 retailer carries this diamond
Only listing: $462 USD at Diamond Quarter
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 Diamond Quarter

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG608366919 or 608366919. Listed at a single retailer as of October 28, 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

1.01
Carat
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.3°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG608366919
Dimensions6.82 × 4.90 × 3.42 mm
L/W Ratio1.39
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.82 mm4.90 mm1.01 ctE / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG608366919
Side View
Table 68.0%Crown 37.3°Girdle: Slightly ThickPavilion 32.5°Culet: NoneDepth 69.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 28
Current: $622 USD|Low: $292 USD|High: $890 USD|Avg: $563 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
February 19, 2026
Retailer 2$292 USD
Retailer 4$471 USD
Retailer 1$622 USD
Retailer 3$890 USD

21 data points across 4 retailers

1 retailer

B
Diamond Quarter
1.01SI2ELG194BA6N · Oct 28
$462 USD
£363 GBP
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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
1.01ct Radiant
$462 USD