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Marquise|Lab Grown|IGI

5.39ct G SI1 Marquise Lab Grown Diamond

ID • G/SI1 • IGI LG597385148

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG597385148

Diamond specifications and retailer prices

From €590 EUR
$659 USD
As of November 2, 2026
Save €4,646 EUR (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €5,236 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 5.39ct lab-grown marquise diamond

This 5.39ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG597385148 or 597385148. Listed at 11 retailers as of November 2, 2026, with prices from €590 to €5,236, a €4,646 spread on the same certified stone. Do Amore Diamonds lists it at €5,236. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.39
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG597385148
Dimensions18.61 × 9.09 × 5.51 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
18.61 mm9.09 mm5.39 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG597385148
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.6%

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 2
Current: €5,236 EUR|Low: €590 EUR|High: €7,277 EUR|Avg: €2,528 EUR|-14.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 7€590 EUR
Retailer 5€642 EUR
Retailer 11€720 EUR
Retailer 9€1,115 EUR
Retailer 4€1,119 EUR
Retailer 6€1,748 EUR
Retailer 8€2,124 EUR
Retailer 10€2,721 EUR
Retailer 2€2,983 EUR
Retailer 3€4,556 EUR
Do Amore Diamonds€5,236 EUR

21 data points across 11 retailers

11 retailers€590 EUR to €5,236 EUR

A
Cheapest Retailer
-
€590 EUR
$659 USD
A
Retailer 2
-
€642 EUR
$717 USD
View
A
Retailer 3
-
€720 EUR
$804 USD
View
Final sale: no returns
B+
Retailer 4
-
€1,115 EUR
$1,246 USD
View
A
Retailer 5
-
€1,119 EUR
$1,250 USD
View
B+
Retailer 6
-
€1,748 EUR
$1,953 USD
View
B+
Retailer 7
-
€2,124 EUR
$2,373 USD
View
B
Retailer 8
-
€2,721 EUR
$3,040 USD
View
B
Retailer 9
-
€2,983 EUR
£2,624 GBP
View
B
Retailer 10
-
€4,556 EUR
$5,090 USD
View
Most Expensive
B
Do Amore Diamonds
27-1F468FAA0 · Nov 2
€5,236 EUR
$5,850 USD
View
10 more retailers have this diamond
Prices start from €590 EURSave up to €4,646 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
5.39ct Marquise
€590 EUR