Marquise|Lab Grown|IGI

1.55ct G VS2 Marquise Lab Grown Diamond

EX • G/VS2 • IGI LG843670563

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843670563

Diamond specifications and retailer prices

From €215 EUR
$240 USD
As of November 1, 2026
Save €647 EUR (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,549 EUR at Brilliant Earth · As of October 12, 2026
View at Brilliant Earth

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 G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843670563 or 843670563. Listed at 4 retailers as of November 1, 2026, with a 301% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843670563
Dimensions11.69 × 5.96 × 3.86 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.69 mm5.96 mm1.55 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843670563
Side View
Table 58.0%Crown 36.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 64.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €1,549 EUR|Low: €215 EUR|High: €1,549 EUR|Avg: €863 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 2€215 EUR
Retailer 4€325 EUR
Retailer 5€512 EUR
Retailer 3€862 EUR
Brilliant Earth€1,549 EUR

8 data points across 5 retailers

4 retailers€215 EUR to €862 EUR

A
Cheapest Retailer
-
€215 EUR
$240 USD
Final sale: no returns
B+
Retailer 2
-
€325 EUR
$363 USD
View
B+
Retailer 3
-
€862 EUR
$963 USD
View
Most Expensive
Brilliant Earth
21760005A · Oct 12
€1,549 EUR
$1,730 USD
View
Price last confirmed 20 days ago
3 more retailers have this diamond
Prices start from €215 EURSave up to €647 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
€215 EUR