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Marquise|Lab Grown|IGI

3.06ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG742506946

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG742506946

Diamond specifications and retailer prices

From £737 GBP
$988 USD
As of October 30, 2026
Save £2,619 GBP (78%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £6,545 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG742506946 or 742506946. Listed at 20 retailers as of October 30, 2026, with a 355% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.06
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742506946
Dimensions15.35 × 7.65 × 4.59 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
15.35 mm7.65 mm3.06 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742506946
Side View
Table 61.0%Crown 35.5°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 60.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,155 GBP|Low: £708 GBP|High: £3,244 GBP|Avg: £1,627 GBP|-0.1%
Retailer 1
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 30, 2026
Retailer 15£737 GBP
Retailer 6£825 GBP
Retailer 2£855 GBP
Retailer 4£855 GBP
Retailer 14£985 GBP
Retailer 5£1,111 GBP
Retailer 1£1,155 GBP
Retailer 11£1,205 GBP
Retailer 8£1,368 GBP
Retailer 13£1,843 GBP
Retailer 12£2,130 GBP
Retailer 9£2,192 GBP
Retailer 7£2,605 GBP
Retailer 3£2,652 GBP
Retailer 10£3,219 GBP

43 data points across 15 retailers

20 retailers£737 GBP to £3,357 GBP

A
Cheapest Retailer
-
£737 GBP
$988 USD
A
Retailer 2
-
£802 GBP
$1,075 USD
View
A
Retailer 3
-
£825 GBP
$1,106 USD
View
Final sale: no returns
A
Retailer 4
-
£837 GBP
$1,122 USD
View
Retailer 5
-
£855 GBP
$1,146 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£855 GBP
$1,146 USD
View
A
Retailer 7
-
£985 GBP
$1,320 USD
View
B+
Retailer 8
-
£1,111 GBP
$1,488 USD
View
B+
Retailer 9
-
£1,155 GBP
View
B+
Retailer 10
-
£1,205 GBP
$1,614 USD
View
B+
Retailer 11
-
£1,368 GBP
View
B+
Retailer 12
-
£1,770 GBP
$2,371 USD
View
B
Retailer 13
-
£1,843 GBP
$2,470 USD
View
Retailer 14
-
£2,130 GBP
A$4,391 AUD
View
Price last confirmed 9 days ago
B
Retailer 15
-
£2,192 GBP
ZAR 47,455 ZAR
View
B
Retailer 16
-
£2,605 GBP
View
B
Retailer 17
-
£2,652 GBP
$3,553 USD
View
B
Retailer 18
-
£3,219 GBP
View
B
Retailer 19
-
£3,357 GBP
$4,498 USD
View
Most Expensive
Do Amore Diamonds
27-F33221AD9 · Oct 29
£6,545 GBP
$8,770 USD
View
Price under review
19 more retailers have this diamond
Prices start from £737 GBPSave up to £2,619 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
3.06ct Marquise
£737 GBP