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Marquise|Lab Grown|IGI

1.06ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG831604140

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831604140

Diamond specifications and retailer prices

From €305 EUR
£269 GBP
As of November 1, 2026
Save €1,565 EUR (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,871 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.06ct lab-grown marquise diamond

This 1.06ct 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 LG831604140 or 831604140. Listed at 11 retailers as of October 31, 2026, with prices from €305 to €1,871, a €1,565 spread on the same certified stone. Brilliant Earth lists it at €1,871. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.06
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831604140
Dimensions10.42 × 5.42 × 3.31 mm
L/W Ratio1.92
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
10.42 mm5.42 mm1.06 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831604140
Side View
Table 58.0%Crown 33.3°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 61.1%

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: Nov 1
Current: €1,871 EUR|Low: €305 EUR|High: €1,871 EUR|Avg: €765 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4€305 EUR
Retailer 9€321 EUR
Retailer 3€394 EUR
Retailer 6€430 EUR
Retailer 5€552 EUR
Retailer 8€565 EUR
Retailer 11€776 EUR
Retailer 10€975 EUR
Retailer 7€1,016 EUR
Retailer 2€1,241 EUR
Brilliant Earth€1,871 EUR

3 data points across 11 retailers

11 retailers€305 EUR to €1,871 EUR

A
Cheapest Retailer
-
€305 EUR
£269 GBP
A
Retailer 2
-
€321 EUR
HK$2,800 HKD
View
A
Retailer 3
-
€394 EUR
$440 USD
View
A
Retailer 4
-
€430 EUR
$480 USD
View
A
Retailer 5
-
€552 EUR
£486 GBP
View
A
Retailer 6
-
€565 EUR
$631 USD
View
B+
Retailer 7
-
€776 EUR
SGD 1,172 SGD
View
B+
Retailer 8
-
€975 EUR
$1,089 USD
View
B
Retailer 9
-
€1,016 EUR
$1,135 USD
View
B
Retailer 10
-
€1,241 EUR
$1,386 USD
View
Most Expensive
B
Brilliant Earth
22384764A · Oct 31
€1,871 EUR
$2,090 USD
View
10 more retailers have this diamond
Prices start from €305 EURSave up to €1,565 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
1.06ct Marquise
€305 EUR