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Marquise|Lab Grown|IGI

4.01ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG795665188

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG795665188

Diamond specifications and retailer prices

From £7,025 GBP
$9,413 USD
As of November 1, 2026
Save £9,499 GBP (57%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £21,504 GBP at Wholesale Diamonds Direct · As of October 24, 2026
View at Wholesale Diamonds Direct

About this 4.01ct lab-grown marquise diamond

This 4.01ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG795665188 or 795665188. Listed at 7 retailers as of October 31, 2026, with a 135% 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

4.01
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795665188
Dimensions16.11 × 8.19 × 5.23 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.11 mm8.19 mm4.01 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795665188
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 63.9%

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 1
Current: £8,684 GBP|Low: £5,630 GBP|High: £28,244 GBP|Avg: £13,104 GBP|+6.1%
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
Wholesale Diamonds Direct
October 4, 2026
Retailer 3£5,630 GBP
Retailer 6£6,605 GBP
Retailer 12£7,025 GBP
Retailer 14£7,421 GBP
Retailer 11£7,937 GBP
Retailer 15£8,131 GBP
Retailer 4£8,674 GBP
Retailer 1£8,684 GBP
Retailer 9£9,838 GBP
Retailer 2£10,942 GBP
Retailer 10£14,234 GBP
Retailer 5£14,606 GBP
Retailer 13£16,524 GBP
Retailer 16£19,039 GBP
Retailer 7£19,294 GBP
Wholesale Diamonds Direct£21,504 GBP
Retailer 17£22,901 GBP
Retailer 8£28,244 GBP

5 data points across 18 retailers

7 retailers£7,025 GBP to £16,524 GBP

A
Cheapest Retailer
-
£7,025 GBP
$9,413 USD
A
Retailer 2
-
£7,421 GBP
CA$13,811 CAD
View
A
Retailer 3
-
£7,937 GBP
$10,635 USD
View
Final sale: no returns
A
Retailer 4
-
£8,684 GBP
$11,636 USD
View
B+
Retailer 5
-
£14,234 GBP
$19,072 USD
View
B
Retailer 6
-
£16,524 GBP
$22,140 USD
View
Most Expensive
Wholesale Diamonds Direct
286164352 · Oct 24
£21,504 GBP
$28,813 USD
View
Price last confirmed 8 days ago
6 more retailers have this diamond
Prices start from £7,025 GBPSave up to £9,499 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
4.01ct Marquise
£7,025 GBP