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Round|Lab Grown|IGI

1.09ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG827608738

Shape and cutting style on the report: Round brilliant

Certificate IGI LG827608738

Diamond specifications and retailer prices

From $181 USD
As of November 1, 2026
Save $952 USD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,133 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG827608738 or 827608738. Listed at 18 retailers as of November 1, 2026, with prices from $181 to $1,133, a $952 spread on the same certified stone. Reve Diamonds lists it at $1,133. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG827608738
Dimensions6.65 × 6.67 × 4.05 mm
L/W Ratio1.00
Girdle conditionFaceted
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 Faint Blue
Top View
6.65 mm6.67 mm1.09 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG827608738
Side View
Table 57.0%Crown 34.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $375 USD|Low: $174 USD|High: $1,133 USD|Avg: $504 USD|+0.0%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
November 2, 2026
Retailer 2$181 USD
Retailer 3$202 USD
Retailer 6$210 USD
Retailer 4$225 USD
Retailer 15$225 USD
Retailer 16$312 USD
Retailer 1$375 USD
Retailer 11$388 USD
Retailer 10$404 USD
Retailer 7$467 USD
Retailer 9$547 USD
Retailer 5$722 USD
Retailer 14$762 USD
Retailer 8$776 USD
Retailer 13$955 USD
Retailer 12$1,050 USD
Reve Diamonds$1,133 USD

43 data points across 17 retailers

18 retailers$181 USD to $1,133 USD

A
Cheapest Retailer
-
$181 USD
A
Retailer 2
-
$202 USD
View
Final sale: no returns
A
Retailer 3
-
$210 USD
View
A
Retailer 4
-
$225 USD
View
Retailer 5
-
$225 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$312 USD
View
A
Retailer 7
-
$375 USD
£295 GBP
View
A
Retailer 8
-
$388 USD
ZAR 6,262 ZAR
View
A
Retailer 9
-
$404 USD
£318 GBP
View
A
Retailer 10
-
$467 USD
View
B+
Retailer 11
-
$547 USD
A$842 AUD
View
B+
Retailer 12
-
$672 USD
View
B+
Retailer 13
-
$722 USD
View
B
Retailer 14
-
$762 USD
View
B
Retailer 15
-
$776 USD
View
B
Retailer 16
-
$955 USD
View
B
Retailer 17
-
$1,050 USD
£827 GBP
View
Most Expensive
B
Reve Diamonds
E5E159A9C · Nov 1
$1,133 USD
View
17 more retailers have this diamond
Prices start from $181 USDSave up to $952 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.

A
1.09ct Round
$181 USD