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1.11ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG761551939

Shape and cutting style on the report: Round brilliant

Certificate IGI LG761551939

Diamond specifications and retailer prices

From $580 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $580 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 1.11ct lab-grown round diamond

This 1.11ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG761551939 or 761551939. Listed at a single retailer as of November 2, 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

1.11
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761551939
Dimensions6.71 × 6.60 × 4.12 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.71 mm6.60 mm1.11 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761551939
Side View
Table 58.0%Crown 34°Girdle: MediumPavilion 41.4°Culet: NoneDepth 62.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $580 USD|Low: $202 USD|High: $701 USD|Avg: $464 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
July 6, 2026
Retailer 4$322 USD
Retailer 9$324 USD
Retailer 6$349 USD
Retailer 2$356 USD
Retailer 5$463 USD
Retailer 3$495 USD
Retailer 8$499 USD
Retailer 7$511 USD
Brilliant Earth$580 USD
Retailer 10$701 USD

38 data points across 10 retailers

1 retailer

B
Brilliant Earth
18153115A · Nov 2
$580 USD
View

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
1.11ct Round
$580 USD