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Marquise|Lab Grown|IGI

3.05ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG833677178

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833677178

Diamond specifications and retailer prices

From £360 GBP
$479 USD
As of October 27, 2026
Save £2,689 GBP (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £3,049 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 LG833677178 or 833677178. Listed at 18 retailers as of October 27, 2026, with prices from £360 to £3,049, a £2,689 spread on the same certified stone. Brilliant Earth lists it at £3,049. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833677178
Dimensions14.35 × 7.59 × 4.76 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.35 mm7.59 mm3.05 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833677178
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 62.7%

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: £3,049 GBP|Low: £402 GBP|High: £3,109 GBP|Avg: £1,178 GBP|-1.0%
Brilliant Earth
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
October 29, 2026
Retailer 7£402 GBP
Retailer 13£446 GBP
Retailer 9£552 GBP
Retailer 12£599 GBP
Retailer 2£739 GBP
Retailer 10£746 GBP
Retailer 6£908 GBP
Retailer 11£1,199 GBP
Retailer 15£1,434 GBP
Retailer 5£1,456 GBP
Retailer 3£1,565 GBP
Retailer 8£1,648 GBP
Retailer 14£1,659 GBP
Retailer 4£1,669 GBP
Brilliant Earth£3,049 GBP

38 data points across 15 retailers

18 retailers£360 GBP to £3,049 GBP

A
Cheapest Retailer
-
£360 GBP
$479 USD
A
Retailer 2
-
£402 GBP
$536 USD
View
Final sale: no returns
A
Retailer 3
-
£403 GBP
$537 USD
View
Retailer 4
-
£446 GBP
$594 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
£446 GBP
$594 USD
View
A
Retailer 6
-
£552 GBP
$735 USD
View
B+
Retailer 7
-
£599 GBP
$798 USD
View
A
Retailer 8
-
£739 GBP
View
A
Retailer 9
-
£746 GBP
€946 EUR
View
A
Retailer 10
-
£908 GBP
$1,209 USD
View
B+
Retailer 11
-
£1,199 GBP
$1,597 USD
View
B+
Retailer 12
-
£1,434 GBP
$1,910 USD
View
B+
Retailer 13
-
£1,456 GBP
$1,939 USD
View
B+
Retailer 14
-
£1,565 GBP
$2,085 USD
View
B+
Retailer 15
-
£1,648 GBP
View
Retailer 16
-
£1,659 GBP
A$3,399 AUD
View
Price last confirmed 21 days ago
B+
Retailer 17
-
£1,669 GBP
$2,223 USD
View
Most Expensive
B
Brilliant Earth
21568159A · Oct 28
£3,049 GBP
$4,060 USD
View
17 more retailers have this diamond
Prices start from £360 GBPSave up to £2,689 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
£360 GBP