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Marquise|Lab Grown|IGI

3.05ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG843672576

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843672576

Diamond specifications and retailer prices

From £366 GBP
$488 USD
As of October 27, 2026
Save £3,696 GBP (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,063 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843672576 or 843672576. Listed at 20 retailers as of October 27, 2026, with prices from £366 to £4,063, a £3,696 spread on the same certified stone. Brilliant Earth lists it at £4,063. 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

3.05
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843672576
Dimensions14.93 × 7.68 × 4.73 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.93 mm7.68 mm3.05 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843672576
Side View
Table 61.0%Crown 33.4°Girdle: MED-STKPavilion 40.9°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 27
Current: £4,063 GBP|Low: £366 GBP|High: £4,063 GBP|Avg: £1,061 GBP
Brilliant Earth
Retailer 2
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October 29, 2026
Retailer 19£366 GBP
Retailer 8£410 GBP
Retailer 10£411 GBP
Retailer 4£455 GBP
Retailer 9£455 GBP
Retailer 18£547 GBP
Retailer 7£559 GBP
Retailer 12£610 GBP
Retailer 3£732 GBP
Retailer 2£754 GBP
Retailer 14£760 GBP
Retailer 17£909 GBP
Retailer 20£1,196 GBP
Retailer 15£1,223 GBP
Retailer 11£1,483 GBP
Retailer 5£1,587 GBP
Retailer 6£1,701 GBP
Retailer 16£1,851 GBP
Retailer 13£1,908 GBP
Brilliant Earth£4,063 GBP

17 data points across 20 retailers

20 retailers£366 GBP to £4,063 GBP

A
Cheapest Retailer
-
£366 GBP
$488 USD
A
Retailer 2
-
£410 GBP
$546 USD
View
Final sale: no returns
A
Retailer 3
-
£411 GBP
$547 USD
View
Retailer 4
-
£455 GBP
$606 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
£455 GBP
$606 USD
View
Retailer 6
-
£547 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
£559 GBP
$745 USD
View
B+
Retailer 8
-
£610 GBP
$812 USD
View
A
Retailer 9
-
£732 GBP
$975 USD
View
A
Retailer 10
-
£754 GBP
View
A
Retailer 11
-
£760 GBP
€964 EUR
View
A
Retailer 12
-
£909 GBP
$1,211 USD
View
B+
Retailer 13
-
£1,196 GBP
$1,593 USD
View
B+
Retailer 14
-
£1,223 GBP
$1,628 USD
View
B+
Retailer 15
-
£1,483 GBP
$1,974 USD
View
B+
Retailer 16
-
£1,587 GBP
$2,114 USD
View
B+
Retailer 17
-
£1,701 GBP
$2,265 USD
View
B
Retailer 18
-
£1,851 GBP
$2,465 USD
View
B
Retailer 19
-
£1,908 GBP
View
Most Expensive
B
Brilliant Earth
22169312A · Oct 28
£4,063 GBP
$5,410 USD
View
19 more retailers have this diamond
Prices start from £366 GBPSave up to £3,696 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
3.05ct Marquise
£366 GBP