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Marquise|Lab Grown|IGI

5.01ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG804659436

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804659436

Diamond specifications and retailer prices

From £21,174 GBP
$28,371 USD
As of October 31, 2026
Save £15,347 GBP (42%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £36,521 GBP at Brilliance · As of November 1, 2026
View at Brilliance

About this 5.01ct lab-grown marquise diamond

This 5.01ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804659436 or 804659436. Listed at 11 retailers as of October 31, 2026, with prices from £21,174 to £36,521, a £15,347 spread on the same certified stone. Brilliance lists it at £36,521. 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

5.01
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804659436
Dimensions17.12 × 8.80 × 5.64 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
17.12 mm8.80 mm5.01 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804659436
Side View
Table 58.0%Crown 37.1°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 64.1%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: £36,521 GBP|Low: £15,376 GBP|High: £90,487 GBP|Avg: £38,180 GBP|-8.5%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 4£15,376 GBP
Retailer 12£21,174 GBP
Retailer 11£22,415 GBP
Retailer 7£23,442 GBP
Retailer 9£23,647 GBP
Retailer 8£27,987 GBP
Retailer 5£32,604 GBP
Brilliance£36,521 GBP
Retailer 2£40,217 GBP
Retailer 6£55,192 GBP
Retailer 3£67,369 GBP
Retailer 10£90,487 GBP

25 data points across 12 retailers

11 retailers£21,174 GBP to £36,521 GBP

Retailer 1
-
£15,376 GBP
$20,602 USD
Our latest check could not confirm this price
B+
Retailer 2
-
£21,174 GBP
$28,371 USD
View
B+
Retailer 3
-
£23,442 GBP
$31,410 USD
View
B+
Retailer 4
-
£23,647 GBP
$31,684 USD
View
B+
Retailer 5
-
£27,987 GBP
$37,499 USD
View
B+
Retailer 6
-
£32,604 GBP
View
Most Expensive
B
Brilliance
D43781558 · Nov 1
£36,521 GBP
$48,934 USD
View
6 more retailers have this diamond
Prices start from £21,174 GBPSave up to £15,347 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.

B+
5.01ct Marquise
£21,174 GBP