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Round|Lab Grown|IGI

1.09ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • IGI LG696546964

Certificate IGI LG696546964

Diamond specifications and retailer prices

From $700 USD
As of October 30, 2026
Save $450 USD (39%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,150 USD at Jared · As of October 30, 2026
View at Jared

About this 1.09ct lab-grown round diamond

This 1.09ct 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 LG696546964 or 696546964. Listed at 3 retailers as of October 30, 2026, with prices from $700 to $1,150, a $450 spread on the same certified stone. Jared lists it at $1,150. 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

1.09
Carat
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG696546964
Dimensions6.57 × 6.60 mm
L/W Ratio1.00
Top View
6.57 mm6.60 mm1.09 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696546964
Side View
Table 56.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 62.0%

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: $1,150 USD|Low: $700 USD|High: $1,150 USD|Avg: $923 USD
Jared
Retailer 2
Retailer 3
April 27, 2026
Retailer 2$700 USD
Retailer 3$700 USD
Jared$1,150 USD

7 data points across 3 retailers

3 retailers$700 USD to $1,150 USD

B
Cheapest Retailer
-
$700 USD
B
Retailer 2
-
$700 USD
View
Most Expensive
B
Jared
154726505 · Oct 30
$1,150 USD
View
2 more retailers have this diamond
Prices start from $700 USDSave up to $450 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
1.09ct Round
$700 USD