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0.98ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG781644594

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781644594

Diamond specifications and retailer prices

From $540 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $540 USD at Brilliant Earth
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 Brilliant Earth

About this 0.98ct lab-grown round diamond

This 0.98ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG781644594 or 781644594. 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

0.98
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781644594
Dimensions6.42 × 6.33 × 3.92 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
6.42 mm6.33 mm0.98 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781644594
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.7%

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: $540 USD|Low: $103 USD|High: $616 USD|Avg: $397 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
May 28, 2026
Retailer 3$255 USD
Retailer 6$284 USD
Retailer 4$377 USD
Retailer 2$434 USD
Retailer 5$447 USD
Retailer 8$472 USD
Brilliant Earth$540 USD
Retailer 7$616 USD

45 data points across 8 retailers

1 retailer

B
Brilliant Earth
18058002A · Oct 29
$540 USD
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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
0.98ct Round
$540 USD