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Marquise|Lab Grown|IGI

3.03ct D VS1 Marquise Lab Grown Diamond

EX • D/VS1 • IGI LG841608432

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841608432

Diamond specifications and retailer prices

From £667 GBP
As of November 2, 2026
Save £2,376 GBP (78%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £5,928 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.03ct lab-grown marquise diamond

This 3.03ct 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 LG841608432 or 841608432. Listed at 23 retailers as of November 2, 2026, with a 356% 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

3.03
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841608432
Dimensions14.92 × 7.71 × 4.71 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
14.92 mm7.71 mm3.03 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841608432
Side View
Table 58.0%Crown 32.8°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 61.1%

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 2
Current: £5,928 GBP|Low: £667 GBP|High: £6,234 GBP|Avg: £1,823 GBP|-4.9%
Do Amore Diamonds
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November 4, 2026
Retailer 3£667 GBP
Retailer 18£726 GBP
Retailer 6£747 GBP
Retailer 7£775 GBP
Retailer 5£875 GBP
Retailer 8£906 GBP
Retailer 11£1,034 GBP
Retailer 15£1,091 GBP
Retailer 10£1,133 GBP
Retailer 13£1,142 GBP
Retailer 2£1,306 GBP
Retailer 20£1,602 GBP
Retailer 23£1,723 GBP
Retailer 21£1,930 GBP
Retailer 17£1,986 GBP
Retailer 16£2,211 GBP
Retailer 22£2,244 GBP
Retailer 9£2,363 GBP
Retailer 12£2,423 GBP
Retailer 4£2,521 GBP
Retailer 19£2,899 GBP
Retailer 14£3,043 GBP
Do Amore Diamonds£5,928 GBP

8 data points across 23 retailers

23 retailers£667 GBP to £3,043 GBP

A
Cheapest Retailer
-
£667 GBP
A
Retailer 2
-
£726 GBP
View
A
Retailer 3
-
£747 GBP
View
Final sale: no returns
A
Retailer 4
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£775 GBP
View
A
Retailer 5
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£875 GBP
View
A
Retailer 6
-
£906 GBP
View
B+
Retailer 7
-
£1,034 GBP
View
B+
Retailer 8
-
£1,091 GBP
View
B+
Retailer 9
-
£1,133 GBP
View
B+
Retailer 10
-
£1,142 GBP
View
B+
Retailer 11
-
£1,306 GBP
View
B+
Retailer 12
-
£1,602 GBP
View
B
Retailer 13
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£1,723 GBP
View
B
Retailer 14
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£1,930 GBP
View
B
Retailer 15
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£1,986 GBP
View
B
Retailer 16
-
£2,211 GBP
View
B
Retailer 17
-
£2,244 GBP
View
B
Retailer 18
-
£2,363 GBP
View
B
Retailer 19
-
£2,423 GBP
View
B
Retailer 20
-
£2,521 GBP
View
B
Retailer 21
-
£2,899 GBP
View
B
Retailer 22
-
£3,043 GBP
View
Most Expensive
Do Amore Diamonds
27-0D6EB8DCA · Nov 2
£5,928 GBP
$7,950 USD
View
Price under review
22 more retailers have this diamond
Prices start from £667 GBPSave up to £2,376 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
3.03ct Marquise
£667 GBP