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Marquise|Lab Grown|IGI

1.15ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG830624117

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830624117

Diamond specifications and retailer prices

From $226 USD
As of October 30, 2026
Save $1,959 USD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,185 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.15ct lab-grown marquise diamond

This 1.15ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830624117 or 830624117. Listed at 18 retailers as of October 28, 2026, with prices from $226 to $2,185, a $1,959 spread on the same certified stone. Rare Carat lists it at $2,185. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830624117
Dimensions10.89 × 5.46 × 3.43 mm
L/W Ratio1.99
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
Top View
10.89 mm5.46 mm1.15 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830624117
Side View
Table 59.0%Crown 34.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 30
Current: $2,185 USD|Low: $264 USD|High: $2,420 USD|Avg: $904 USD|-0.7%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
October 30, 2026
Retailer 14$264 USD
Retailer 16$280 USD
Retailer 6$477 USD
Retailer 11$481 USD
Retailer 9$523 USD
Retailer 12$537 USD
Retailer 8$605 USD
Retailer 5$712 USD
Retailer 4$901 USD
Retailer 13$904 USD
Retailer 3$953 USD
Retailer 7$1,046 USD
Retailer 10$1,129 USD
Retailer 15$1,146 USD
Retailer 2$2,110 USD
Rare Carat$2,185 USD

40 data points across 16 retailers

18 retailers$226 USD to $2,185 USD

A+
Cheapest Retailer
-
$226 USD
A
Retailer 2
-
$262 USD
View
A
Retailer 3
-
$264 USD
View
Final sale: no returns
A
Retailer 4
-
$280 USD
View
A
Retailer 5
-
$280 USD
View
A
Retailer 6
-
$477 USD
View
A
Retailer 7
-
$481 USD
ZAR 7,776 ZAR
View
A
Retailer 8
-
$523 USD
£412 GBP
View
A
Retailer 9
-
$537 USD
€511 EUR
View
B+
Retailer 10
-
$712 USD
View
B+
Retailer 11
-
$901 USD
View
B+
Retailer 12
-
$904 USD
View
B+
Retailer 13
-
$953 USD
View
B+
Retailer 14
-
$1,046 USD
SGD 1,414 SGD
View
B+
Retailer 15
-
$1,129 USD
£889 GBP
View
B+
Retailer 16
-
$1,146 USD
View
B
Retailer 17
-
$2,110 USD
View
Most Expensive
B
Rare Carat
PD-240631 · Oct 28
$2,185 USD
View
17 more retailers have this diamond
Prices start from $226 USDSave up to $1,959 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+
1.15ct Marquise
$226 USD