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Marquise|Lab Grown|IGI

1.55ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG790612170

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790612170

Diamond specifications and retailer prices

From €441 EUR
$495 USD
As of November 1, 2026
Save €613 EUR (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,054 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG790612170 or 790612170. Listed at 11 retailers as of November 1, 2026, with prices from €441 to €1,054, a €613 spread on the same certified stone. MOH London lists it at €1,054. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790612170
Dimensions12.26 × 5.88 × 3.76 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.26 mm5.88 mm1.55 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790612170
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.9%

Caratlytics Score

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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: Nov 1
Current: €1,054 EUR|Low: €236 EUR|High: €1,135 EUR|Avg: €650 EUR|+0.1%
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
November 3, 2026
Retailer 9€236 EUR
Retailer 10€441 EUR
Retailer 11€446 EUR
Retailer 7€451 EUR
Retailer 14€479 EUR
Retailer 3€483 EUR
Retailer 12€528 EUR
Retailer 6€586 EUR
Retailer 2€614 EUR
Retailer 8€843 EUR
Retailer 13€883 EUR
Retailer 4€909 EUR
MOH London€1,054 EUR
Retailer 5€1,135 EUR

32 data points across 14 retailers

11 retailers€441 EUR to €1,054 EUR

Retailer 1
-
€303 EUR
$340 USD
Price last confirmed 8 days ago
A
Retailer 2
-
€441 EUR
$495 USD
View
Retailer 3
-
€446 EUR
$500 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
€451 EUR
ZAR 8,175 ZAR
View
Retailer 5
-
€528 EUR
£467 GBP
View
Price last confirmed 18 days ago
Retailer 6
-
€586 EUR
A$1,011 AUD
View
Price last confirmed 123 days ago
A
Retailer 7
-
€614 EUR
A$1,060 AUD
View
B+
Retailer 8
-
€843 EUR
$945 USD
View
Retailer 9
-
€883 EUR
$990 USD
View
Price last confirmed 29 days ago
Retailer 10
-
€974 EUR
$1,093 USD
View
Price last confirmed 8 days ago
Most Expensive
B+
MOH London
LG790612170 · Nov 2
€1,054 EUR
£931 GBP
View
10 more retailers have this diamond
Prices start from €441 EURSave up to €613 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
1.55ct Marquise
€441 EUR