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Marquise|Lab Grown|IGI

3.04ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG842662518

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842662518

Diamond specifications and retailer prices

From £525 GBP
As of November 1, 2026
Save £2,398 GBP (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,923 GBP at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 3.04ct lab-grown marquise diamond

This 3.04ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842662518 or 842662518. Listed at 19 retailers as of November 1, 2026, with prices from £525 to £2,923, a £2,398 spread on the same certified stone. Brilliant Earth lists it at £2,923. 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

3.04
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842662518
Dimensions15.96 × 7.26 × 4.43 mm
L/W Ratio2.20
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.96 mm7.26 mm3.04 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842662518
Side View
Table 61.0%Crown 38.3°Girdle: STK-THKPavilion 38.3°Culet: NoneDepth 61.0%

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: Nov 1
Current: £802 GBP|Low: £525 GBP|High: £2,414 GBP|Avg: £1,338 GBP|-2.3%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
November 4, 2026
Retailer 3£525 GBP
Retailer 13£541 GBP
Retailer 5£693 GBP
Retailer 11£748 GBP
Retailer 1£802 GBP
Retailer 8£873 GBP
Retailer 10£886 GBP
Retailer 17£1,089 GBP
Retailer 6£1,269 GBP
Retailer 15£1,300 GBP
Retailer 16£1,430 GBP
Retailer 9£1,761 GBP
Retailer 7£1,820 GBP
Retailer 2£1,887 GBP
Retailer 12£1,932 GBP
Retailer 14£1,989 GBP
Retailer 4£2,368 GBP

23 data points across 17 retailers

19 retailers£525 GBP to £2,923 GBP

A
Cheapest Retailer
-
£525 GBP
A
Retailer 2
-
£541 GBP
View
Final sale: no returns
A
Retailer 3
-
£693 GBP
View
A
Retailer 4
-
£748 GBP
View
A
Retailer 5
-
£802 GBP
View
Retailer 6
-
£873 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
£886 GBP
View
A
Retailer 8
-
£1,089 GBP
View
B+
Retailer 9
-
£1,269 GBP
View
B+
Retailer 10
-
£1,300 GBP
View
B+
Retailer 11
-
£1,430 GBP
View
Retailer 12
-
£1,761 GBP
View
Price last confirmed 10 days ago
B+
Retailer 13
-
£1,820 GBP
View
B+
Retailer 14
-
£1,887 GBP
View
B+
Retailer 15
-
£1,932 GBP
View
B+
Retailer 16
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£1,989 GBP
View
B
Retailer 17
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£2,368 GBP
View
Retailer 18
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£2,737 GBP
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
21796213A · Nov 3
£2,923 GBP
$3,920 USD
View
18 more retailers have this diamond
Prices start from £525 GBPSave up to £2,398 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
3.04ct Marquise
£525 GBP