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Marquise|Lab Grown|IGI

5.05ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG853686817

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG853686817

Diamond specifications and retailer prices

From €893 EUR
$998 USD
As of November 1, 2026
Save €1,259 EUR (59%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €2,153 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.05ct lab-grown marquise diamond

This 5.05ct lab-grown marquise sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG853686817 or 853686817. Listed at 3 retailers as of October 31, 2026, with prices from €893 to €2,153, a €1,259 spread on the same certified stone. Taylor and Hart lists it at €2,153. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.05
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG853686817
Dimensions18.96 × 8.74 × 5.47 mm
L/W Ratio2.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.96 mm8.74 mm5.05 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG853686817
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €1,445 EUR|Low: €893 EUR|High: €2,153 EUR|Avg: €1,615 EUR
Retailer 1
Retailer 2
Taylor and Hart
November 2, 2026
Retailer 2€893 EUR
Retailer 1€1,445 EUR
Taylor and Hart€2,153 EUR

3 data points across 3 retailers

3 retailers€893 EUR to €2,153 EUR

B+
Cheapest Retailer
-
€893 EUR
$998 USD
B+
Retailer 2
-
€1,445 EUR
$1,614 USD
View
Most Expensive
B
Taylor and Hart
BNFCC3B · Oct 31
€2,153 EUR
$2,405 USD
View
2 more retailers have this diamond
Prices start from €893 EURSave up to €1,259 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.

B+
5.05ct Marquise
€893 EUR