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Marquise|Lab Grown|IGI

1.40ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG783608620

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG783608620

Diamond specifications and retailer prices

From €312 EUR
$350 USD
As of October 28, 2026
Save €820 EUR (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,132 EUR at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.4ct lab-grown marquise diamond

This 1.4ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG783608620 or 783608620. Listed at 14 retailers as of October 28, 2026, with prices from €312 to €1,132, a €820 spread on the same certified stone. Brilliant Earth lists it at €1,132. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783608620
Dimensions11.50 × 5.78 × 3.59 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.50 mm5.78 mm1.40 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783608620
Side View
Table 65.0%Crown 38.3°Girdle: STK-THKPavilion 39.1°Culet: NoneDepth 62.1%

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 28
Current: €1,132 EUR|Low: €209 EUR|High: €1,159 EUR|Avg: €678 EUR|-2.3%
Brilliant Earth
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 31, 2026
Retailer 15€209 EUR
Retailer 6€312 EUR
Retailer 14€389 EUR
Retailer 12€398 EUR
Retailer 9€427 EUR
Retailer 3€567 EUR
Retailer 13€656 EUR
Retailer 5€751 EUR
Retailer 7€763 EUR
Retailer 4€793 EUR
Retailer 2€859 EUR
Retailer 10€934 EUR
Retailer 8€1,001 EUR
Retailer 11€1,092 EUR
Brilliant Earth€1,132 EUR

39 data points across 15 retailers

14 retailers€312 EUR to €1,132 EUR

B+
Cheapest Retailer
-
€312 EUR
$350 USD
Retailer 2
-
€389 EUR
View
Price last confirmed 7 days ago
A
Retailer 3
-
€398 EUR
ZAR 7,219 ZAR
View
A
Retailer 4
-
€427 EUR
£377 GBP
View
Retailer 5
-
€567 EUR
A$978 AUD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€656 EUR
$736 USD
View
B+
Retailer 7
-
€751 EUR
SGD 1,139 SGD
View
Retailer 8
-
€763 EUR
$856 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
€793 EUR
$889 USD
View
B+
Retailer 10
-
€859 EUR
$963 USD
View
B+
Retailer 11
-
€934 EUR
£825 GBP
View
B
Retailer 12
-
€1,001 EUR
A$1,727 AUD
View
B
Retailer 13
-
€1,092 EUR
$1,225 USD
View
Most Expensive
B
Brilliant Earth
21188461A · Oct 28
€1,132 EUR
$1,270 USD
View
13 more retailers have this diamond
Prices start from €312 EURSave up to €820 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
1.40ct Marquise
€312 EUR