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Marquise|Lab Grown|IGI

1.03ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG600325275

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG600325275

Diamond specifications and retailer prices

From $372 USD
As of October 27, 2026
Save $1,434 USD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,806 USD at MOH London · As of October 25, 2026
View at MOH London

About this 1.03ct lab-grown marquise diamond

This 1.03ct 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 LG600325275 or 600325275. Listed at 18 retailers as of October 25, 2026, with prices from $372 to $1,806, a $1,434 spread on the same certified stone. MOH London lists it at $1,806. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600325275
Dimensions11.26 × 5.33 × 3.19 mm
L/W Ratio2.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.26 mm5.33 mm1.03 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600325275
Side View
Table 60.0%Crown 34.7°Girdle: MediumPavilion 39.8°Culet: NoneDepth 59.8%

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: Oct 27
Current: $1,806 USD|Low: $357 USD|High: $1,825 USD|Avg: $797 USD|-0.9%
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
Retailer 14
Retailer 15
October 29, 2026
Retailer 14$372 USD
Retailer 7$416 USD
Retailer 13$432 USD
Retailer 3$462 USD
Retailer 9$462 USD
Retailer 10$491 USD
Retailer 15$640 USD
Retailer 6$695 USD
Retailer 5$737 USD
Retailer 12$793 USD
Retailer 2$831 USD
Retailer 8$1,121 USD
Retailer 4$1,354 USD
Retailer 11$1,484 USD
MOH London$1,806 USD

40 data points across 15 retailers

18 retailers$372 USD to $1,806 USD

A
Cheapest Retailer
-
$372 USD
A
Retailer 2
-
$416 USD
View
Final sale: no returns
A
Retailer 3
-
$432 USD
View
A
Retailer 4
-
$462 USD
View
A
Retailer 5
-
$462 USD
View
A
Retailer 6
-
$491 USD
£387 GBP
View
B+
Retailer 7
-
$640 USD
View
B+
Retailer 8
-
$640 USD
View
B+
Retailer 9
-
$695 USD
View
B+
Retailer 10
-
$737 USD
View
B+
Retailer 11
-
$793 USD
ZAR 12,814 ZAR
View
B+
Retailer 12
-
$831 USD
£655 GBP
View
B+
Retailer 13
-
$1,121 USD
A$1,725 AUD
View
B
Retailer 14
-
$1,354 USD
View
B
Retailer 15
-
$1,484 USD
View
B
Retailer 16
-
$1,523 USD
View
B
Retailer 17
-
$1,743 USD
View
Most Expensive
B
MOH London
LG600325275 · Oct 25
$1,806 USD
£1,422 GBP
View
17 more retailers have this diamond
Prices start from $372 USDSave up to $1,434 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
1.03ct Marquise
$372 USD