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Round|Lab Grown|IGI

1.11ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • IGI LG660459654

Certificate IGI LG660459654

Diamond specifications and retailer prices

From $710 USD
As of October 30, 2026
Save $460 USD (39%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,170 USD at Jared · As of October 30, 2026
View at Jared

About this 1.11ct lab-grown round diamond

This 1.11ct lab-grown round 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 LG660459654 or 660459654. Listed at 3 retailers as of October 30, 2026, with prices from $710 to $1,170, a $460 spread on the same certified stone. Jared lists it at $1,170. 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
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG660459654
Dimensions6.67 × 6.71 mm
L/W Ratio1.01
Top View
6.67 mm6.71 mm1.11 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660459654
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $1,170 USD|Low: $710 USD|High: $1,170 USD|Avg: $921 USD
Jared
Retailer 2
Retailer 3
August 15, 2026
Retailer 2$710 USD
Retailer 3$710 USD
Jared$1,170 USD

9 data points across 3 retailers

3 retailers$710 USD to $1,170 USD

B
Cheapest Retailer
-
$710 USD
B
Retailer 2
-
$710 USD
View
Most Expensive
B
Jared
154726536 · Oct 30
$1,170 USD
View
2 more retailers have this diamond
Prices start from $710 USDSave up to $460 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
1.11ct Round
$710 USD