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Marquise|Lab Grown|IGI

3.05ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG836673688

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836673688

Diamond specifications and retailer prices

From £339 GBP
$452 USD
As of October 27, 2026
Save £1,512 GBP (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,851 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

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 LG836673688 or 836673688. Listed at 18 retailers as of October 27, 2026, with prices from £339 to £1,851, a £1,512 spread on the same certified stone. Rare Carat lists it at £1,851. 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 angle34.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836673688
Dimensions15.26 × 7.56 × 4.74 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.26 mm7.56 mm3.05 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836673688
Side View
Table 57.0%Crown 34.1°Girdle: THN-MEDPavilion 40.9°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: £1,851 GBP|Low: £326 GBP|High: £1,877 GBP|Avg: £931 GBP|-1.4%
Rare Carat
Retailer 2
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Retailer 11
Retailer 12
Retailer 13
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Retailer 18
October 29, 2026
Retailer 16£339 GBP
Retailer 5£379 GBP
Retailer 15£380 GBP
Retailer 7£421 GBP
Retailer 17£421 GBP
Retailer 12£506 GBP
Retailer 13£529 GBP
Retailer 9£645 GBP
Retailer 4£659 GBP
Retailer 2£694 GBP
Retailer 8£900 GBP
Retailer 14£1,130 GBP
Retailer 3£1,352 GBP
Retailer 10£1,376 GBP
Retailer 6£1,499 GBP
Retailer 11£1,553 GBP
Retailer 18£1,573 GBP
Rare Carat£1,851 GBP

38 data points across 18 retailers

18 retailers£339 GBP to £1,851 GBP

A
Cheapest Retailer
-
£339 GBP
$452 USD
A
Retailer 2
-
£379 GBP
$505 USD
View
Final sale: no returns
A
Retailer 3
-
£380 GBP
$506 USD
View
Retailer 4
-
£421 GBP
$560 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
£421 GBP
$560 USD
View
A
Retailer 6
-
£506 GBP
View
A
Retailer 7
-
£529 GBP
$705 USD
View
A
Retailer 8
-
£645 GBP
$859 USD
View
B+
Retailer 9
-
£659 GBP
$877 USD
View
A
Retailer 10
-
£694 GBP
View
A
Retailer 11
-
£900 GBP
$1,199 USD
View
B+
Retailer 12
-
£1,130 GBP
$1,505 USD
View
B+
Retailer 13
-
£1,352 GBP
$1,800 USD
View
B+
Retailer 14
-
£1,376 GBP
$1,832 USD
View
B+
Retailer 15
-
£1,499 GBP
$1,996 USD
View
B+
Retailer 16
-
£1,553 GBP
View
B+
Retailer 17
-
£1,573 GBP
$2,095 USD
View
Most Expensive
B+
Rare Carat
MI575-1_l_836673688 · Oct 28
£1,851 GBP
$2,465 USD
View
17 more retailers have this diamond
Prices start from £339 GBPSave up to £1,512 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
£339 GBP