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Marquise|Lab Grown|IGI

3.97ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG822634919

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG822634919

Diamond specifications and retailer prices

From £544 GBP
$729 USD
As of October 29, 2026
Save £3,794 GBP (87%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £4,338 GBP at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 3.97ct lab-grown marquise diamond

This 3.97ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG822634919 or 822634919. Listed at 6 retailers as of October 29, 2026, with prices from £544 to £4,338, a £3,794 spread on the same certified stone. Frank Darling lists it at £4,338. 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

3.97
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG822634919
Dimensions16.02 × 8.22 × 5.20 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.02 mm8.22 mm3.97 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG822634919
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.3%

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: £4,338 GBP|Low: £544 GBP|High: £5,269 GBP|Avg: £2,107 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 2£544 GBP
Retailer 11£661 GBP
Retailer 8£746 GBP
Retailer 9£927 GBP
Retailer 12£1,228 GBP
Retailer 7£1,700 GBP
Retailer 4£1,874 GBP
Retailer 10£2,123 GBP
Retailer 5£2,941 GBP
Retailer 6£3,918 GBP
Retailer 3£4,105 GBP
Frank Darling£4,338 GBP

19 data points across 12 retailers

6 retailers£544 GBP to £4,338 GBP

A
Cheapest Retailer
-
£544 GBP
$729 USD
Final sale: no returns
B+
Retailer 2
-
£746 GBP
$999 USD
View
B+
Retailer 3
-
£1,700 GBP
$2,278 USD
View
B+
Retailer 4
-
£2,941 GBP
$3,940 USD
View
B
Retailer 5
-
£3,918 GBP
$5,250 USD
View
Most Expensive
B
Frank Darling
100188066643KD · Oct 29
£4,338 GBP
$5,812 USD
View
5 more retailers have this diamond
Prices start from £544 GBPSave up to £3,794 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
3.97ct Marquise
£544 GBP