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Marquise|Lab Grown|IGI

5.05ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG831606513

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831606513

Diamond specifications and retailer prices

From £616 GBP
$825 USD
As of October 29, 2026
Save £1,903 GBP (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,839 GBP at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 5.05ct lab-grown marquise diamond

This 5.05ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831606513 or 831606513. Listed at 13 retailers as of October 29, 2026, with a 309% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831606513
Dimensions16.79 × 9.14 × 5.63 mm
L/W Ratio1.84
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.79 mm9.14 mm5.05 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831606513
Side View
Table 60.0%Crown 33.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.6%

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: Oct 29
Current: £2,839 GBP|Low: £616 GBP|High: £2,844 GBP|Avg: £1,536 GBP|+6.6%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 13£616 GBP
Retailer 2£704 GBP
Retailer 10£769 GBP
Retailer 3£914 GBP
Retailer 6£1,024 GBP
Retailer 8£1,056 GBP
Retailer 11£1,382 GBP
Retailer 12£1,526 GBP
Retailer 5£1,922 GBP
Retailer 4£2,157 GBP
Retailer 9£2,199 GBP
Retailer 7£2,518 GBP
Novita Diamonds£2,839 GBP

30 data points across 13 retailers

13 retailers£616 GBP to £2,518 GBP

A
Cheapest Retailer
-
£616 GBP
$825 USD
Final sale: no returns
A
Retailer 2
-
£704 GBP
View
A
Retailer 3
-
£769 GBP
$1,030 USD
View
Retailer 4
-
£914 GBP
$1,225 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
£1,024 GBP
View
A
Retailer 6
-
£1,056 GBP
€1,348 EUR
View
A
Retailer 7
-
£1,382 GBP
$1,852 USD
View
B+
Retailer 8
-
£1,526 GBP
$2,045 USD
View
Retailer 9
-
£1,922 GBP
View
Price last confirmed 27 days ago
B+
Retailer 10
-
£2,157 GBP
$2,890 USD
View
B+
Retailer 11
-
£2,199 GBP
$2,947 USD
View
B+
Retailer 12
-
£2,518 GBP
View
Most Expensive
Novita Diamonds
cert_831606513 · Oct 8
£2,839 GBP
A$5,852 AUD
View
Price last confirmed 22 days ago
12 more retailers have this diamond
Prices start from £616 GBPSave up to £1,903 GBP

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
5.05ct Marquise
£616 GBP