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Marquise|Lab Grown|IGI

4.50ct G VS2 Marquise Lab Grown Diamond

VG • G/VS2 • IGI LG825655285

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825655285

Diamond specifications and retailer prices

From €627 EUR
$700 USD
As of October 30, 2026
Save €2,862 EUR (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €3,489 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.5ct lab-grown marquise diamond

This 4.5ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG825655285 or 825655285. Listed at 20 retailers as of October 30, 2026, with prices from €627 to €3,489, a €2,862 spread on the same certified stone. With Clarity lists it at €3,489. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.50
Carat
G
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825655285
Dimensions17.69 × 8.61 × 5.25 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.69 mm8.61 mm4.50 ctG / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825655285
Side View
Table 63.0%Crown 32.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.0%

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: Oct 30
Current: €736 EUR|Low: €627 EUR|High: €3,525 EUR|Avg: €1,638 EUR|-0.3%
Retailer 1
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
With Clarity
November 1, 2026
Retailer 5€627 EUR
Retailer 3€682 EUR
Retailer 9€702 EUR
Retailer 18€727 EUR
Retailer 11€734 EUR
Retailer 1€736 EUR
Retailer 17€886 EUR
Retailer 14€1,117 EUR
Retailer 12€1,165 EUR
Retailer 16€1,181 EUR
Retailer 4€1,349 EUR
Retailer 6€1,791 EUR
Retailer 19€2,044 EUR
Retailer 8€2,264 EUR
Retailer 7€2,452 EUR
Retailer 2€2,481 EUR
Retailer 10€2,508 EUR
Retailer 15€2,515 EUR
Retailer 13€2,871 EUR
With Clarity€3,489 EUR

19 data points across 20 retailers

20 retailers€627 EUR to €3,489 EUR

A
Cheapest Retailer
-
€627 EUR
$700 USD
A
Retailer 2
-
€682 EUR
$762 USD
View
A
Retailer 3
-
€702 EUR
$784 USD
View
Final sale: no returns
A
Retailer 4
-
€727 EUR
$812 USD
View
Retailer 5
-
€734 EUR
$820 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
€736 EUR
£647 GBP
View
A
Retailer 7
-
€886 EUR
$990 USD
View
A
Retailer 8
-
€1,117 EUR
$1,248 USD
View
A
Retailer 9
-
€1,165 EUR
£1,025 GBP
View
B+
Retailer 10
-
€1,181 EUR
$1,319 USD
View
A
Retailer 11
-
€1,349 EUR
$1,507 USD
View
B+
Retailer 12
-
€1,791 EUR
$2,001 USD
View
B+
Retailer 13
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€2,044 EUR
$2,284 USD
View
B+
Retailer 14
-
€2,264 EUR
£1,992 GBP
View
B+
Retailer 15
-
€2,452 EUR
SGD 3,702 SGD
View
B
Retailer 16
-
€2,481 EUR
$2,772 USD
View
B
Retailer 17
-
€2,508 EUR
$2,802 USD
View
B
Retailer 18
-
€2,515 EUR
$2,810 USD
View
B
Retailer 19
-
€2,871 EUR
£2,526 GBP
View
Most Expensive
B
With Clarity
825655285 · Oct 31
€3,489 EUR
$3,898 USD
View
19 more retailers have this diamond
Prices start from €627 EURSave up to €2,862 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
4.50ct Marquise
€627 EUR