Marquise|Lab Grown|IGI

1.05ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG813663876

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG813663876

Diamond specifications and retailer prices

From €235 EUR
$263 USD
As of October 30, 2026
Save €1,268 EUR (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,504 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.05ct lab-grown marquise diamond

This 1.05ct 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 LG813663876 or 813663876. Listed at 23 retailers as of October 30, 2026, with prices from €235 to €1,504, a €1,268 spread on the same certified stone. Brilliant Earth lists it at €1,504. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813663876
Dimensions10.65 × 5.25 × 3.36 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.65 mm5.25 mm1.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813663876
Side View
Table 58.0%Crown 33.9°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 64.0%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: €1,504 EUR|Low: €235 EUR|High: €1,728 EUR|Avg: €766 EUR|-13.0%
Brilliant Earth
Retailer 2
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Retailer 23
October 31, 2026
Retailer 18€235 EUR
Retailer 5€263 EUR
Retailer 23€292 EUR
Retailer 12€293 EUR
Retailer 14€312 EUR
Retailer 19€392 EUR
Retailer 4€434 EUR
Retailer 17€510 EUR
Retailer 10€532 EUR
Retailer 9€537 EUR
Retailer 21€556 EUR
Retailer 2€558 EUR
Retailer 8€760 EUR
Retailer 13€895 EUR
Retailer 7€937 EUR
Retailer 22€983 EUR
Retailer 15€992 EUR
Retailer 3€1,027 EUR
Retailer 11€1,034 EUR
Retailer 6€1,174 EUR
Retailer 16€1,214 EUR
Retailer 20€1,247 EUR
Brilliant Earth€1,504 EUR

34 data points across 23 retailers

23 retailers€235 EUR to €1,504 EUR

A
Cheapest Retailer
-
€235 EUR
$263 USD
A
Retailer 2
-
€263 EUR
$294 USD
View
Final sale: no returns
A
Retailer 3
-
€292 EUR
$326 USD
View
A
Retailer 4
-
€293 EUR
$327 USD
View
A
Retailer 5
-
€312 EUR
$349 USD
View
A
Retailer 6
-
€392 EUR
$438 USD
View
A
Retailer 7
-
€434 EUR
$485 USD
View
A
Retailer 8
-
€510 EUR
$570 USD
View
A
Retailer 9
-
€532 EUR
View
A
Retailer 10
-
€537 EUR
ZAR 9,693 ZAR
View
A
Retailer 11
-
€556 EUR
$621 USD
View
A
Retailer 12
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€558 EUR
£491 GBP
View
B+
Retailer 13
-
€760 EUR
A$1,307 AUD
View
B+
Retailer 14
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€895 EUR
$1,000 USD
View
B+
Retailer 15
-
€937 EUR
$1,047 USD
View
B+
Retailer 16
-
€983 EUR
$1,098 USD
View
B+
Retailer 17
-
€992 EUR
A$1,705 AUD
View
B+
Retailer 18
-
€1,027 EUR
$1,147 USD
View
B
Retailer 19
-
€1,034 EUR
$1,155 USD
View
B+
Retailer 20
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€1,174 EUR
£1,033 GBP
View
B
Retailer 21
-
€1,214 EUR
£1,068 GBP
View
B
Retailer 22
-
€1,247 EUR
$1,393 USD
View
Most Expensive
B
Brilliant Earth
20706548A · Oct 31
€1,504 EUR
$1,680 USD
View
22 more retailers have this diamond
Prices start from €235 EURSave up to €1,268 EUR

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
1.05ct Marquise
€235 EUR