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Marquise|Lab Grown|IGI

1.17ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG819622241

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG819622241

Diamond specifications and retailer prices

From $668 USD
As of November 4, 2026
9 retailers carry this diamond
Most expensive: $1,452 USD at MOH London · As of October 5, 2026
View at MOH London

About this 1.17ct lab-grown marquise diamond

This 1.17ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG819622241 or 819622241. Listed at 9 retailers as of November 4, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.17
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG819622241
Dimensions11.06 × 5.52 × 3.42 mm
L/W Ratio2.00
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
Top View
11.06 mm5.52 mm1.17 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819622241
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $1,452 USD|Low: $293 USD|High: $2,320 USD|Avg: $1,070 USD|+1.2%
MOH London
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 16
October 6, 2026
Retailer 16$293 USD
Retailer 4$535 USD
Retailer 13$539 USD
Retailer 6$581 USD
Retailer 9$615 USD
Retailer 2$628 USD
Retailer 12$668 USD
Retailer 14$819 USD
Retailer 15$869 USD
Retailer 11$1,180 USD
Retailer 10$1,236 USD
Retailer 5$1,316 USD
Retailer 3$1,386 USD
MOH London$1,452 USD
Retailer 8$2,310 USD
Retailer 7$2,320 USD

14 data points across 16 retailers

9 retailers

Retailer 1
-
$251 USD
Price last confirmed 34 days ago
Retailer 2
-
$303 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$324 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$615 USD
View
Price last confirmed 31 days ago
A
Retailer 5
-
$668 USD
View
Retailer 6
-
$1,151 USD
View
Price last confirmed 36 days ago
Retailer 7
-
$1,180 USD
View
Price last confirmed 32 days ago
Retailer 8
-
$1,236 USD
View
Price last confirmed 31 days ago
Most Expensive
MOH London
LG819622241 · Oct 5
$1,452 USD
£1,143 GBP
View
Price last confirmed 30 days ago
8 more retailers have this diamond
Prices start from $668 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
1.17ct Marquise
$668 USD