CaratHunter
Plans
Marquise|Lab Grown|IGI

0.40ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG797635799

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797635799

Diamond specifications and retailer prices

From £77 GBP
$102 USD
As of October 27, 2026
Save £427 GBP (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £706 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.4ct lab-grown marquise diamond

This 0.4ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG797635799 or 797635799. Listed at 17 retailers as of October 27, 2026, with a 557% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797635799
Dimensions7.60 × 3.79 × 2.46 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.60 mm3.79 mm0.40 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797635799
Side View
Table 59.0%Crown 34°Girdle: STK-THKPavilion 41.2°Culet: NoneDepth 64.9%

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: Oct 27
Current: £706 GBP|Low: £77 GBP|High: £834 GBP|Avg: £246 GBP|-15.3%
MOH London
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
October 29, 2026
Retailer 16£77 GBP
Retailer 6£89 GBP
Retailer 9£101 GBP
Retailer 5£102 GBP
Retailer 14£129 GBP
Retailer 15£172 GBP
Retailer 4£185 GBP
Retailer 2£186 GBP
Retailer 8£210 GBP
Retailer 13£245 GBP
Retailer 3£249 GBP
Retailer 10£265 GBP
Retailer 12£269 GBP
Retailer 11£306 GBP
Retailer 7£504 GBP
MOH London£706 GBP

31 data points across 16 retailers

17 retailers£77 GBP to £504 GBP

A
Cheapest Retailer
-
£77 GBP
$102 USD
A
Retailer 2
-
£89 GBP
$119 USD
View
A
Retailer 3
-
£101 GBP
$135 USD
View
A
Retailer 4
-
£102 GBP
$136 USD
View
A
Retailer 5
-
£115 GBP
HK$1,200 HKD
View
A
Retailer 6
-
£129 GBP
$172 USD
View
A
Retailer 7
-
£172 GBP
ZAR 3,703 ZAR
View
B+
Retailer 8
-
£185 GBP
€234 EUR
View
A
Retailer 9
-
£186 GBP
View
B+
Retailer 10
-
£210 GBP
$280 USD
View
B+
Retailer 11
-
£245 GBP
View
B+
Retailer 12
-
£249 GBP
A$511 AUD
View
B+
Retailer 13
-
£265 GBP
$353 USD
View
B+
Retailer 14
-
£269 GBP
SGD 484 SGD
View
B+
Retailer 15
-
£306 GBP
$408 USD
View
B
Retailer 16
-
£504 GBP
View
Most Expensive
B
MOH London
LG797635799 · Oct 26
£706 GBP
View
Price under review
16 more retailers have this diamond
Prices start from £77 GBPSave up to £427 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
0.40ct Marquise
£77 GBP