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Marquise|Lab Grown|IGI

3.02ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG831692409

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831692409

Diamond specifications and retailer prices

From £439 GBP
As of October 30, 2026
Save £2,461 GBP (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,901 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.02ct lab-grown marquise diamond

This 3.02ct 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 LG831692409 or 831692409. Listed at 22 retailers as of October 30, 2026, with prices from £439 to £2,901, a £2,461 spread on the same certified stone. Brilliant Earth lists it at £2,901. 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

3.02
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831692409
Dimensions15.12 × 7.56 × 4.66 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.12 mm7.56 mm3.02 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831692409
Side View
Table 60.0%Crown 33.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.6%

Caratlytics Score

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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 30
Current: £2,901 GBP|Low: £439 GBP|High: £2,901 GBP|Avg: £1,310 GBP
Brilliant Earth
Retailer 2
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November 2, 2026
Retailer 22£439 GBP
Retailer 4£491 GBP
Retailer 13£491 GBP
Retailer 5£544 GBP
Retailer 6£641 GBP
Retailer 2£682 GBP
Retailer 20£747 GBP
Retailer 14£837 GBP
Retailer 17£843 GBP
Retailer 12£1,063 GBP
Retailer 21£1,149 GBP
Retailer 8£1,182 GBP
Retailer 19£1,350 GBP
Retailer 10£1,432 GBP
Retailer 9£1,649 GBP
Retailer 7£1,717 GBP
Retailer 15£1,761 GBP
Retailer 3£1,814 GBP
Retailer 18£2,036 GBP
Retailer 11£2,244 GBP
Retailer 16£2,362 GBP
Brilliant Earth£2,901 GBP

8 data points across 22 retailers

22 retailers£439 GBP to £2,901 GBP

A
Cheapest Retailer
-
£439 GBP
A
Retailer 2
-
£491 GBP
View
Final sale: no returns
A
Retailer 3
-
£491 GBP
View
A
Retailer 4
-
£544 GBP
View
A
Retailer 5
-
£641 GBP
View
A
Retailer 6
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£682 GBP
View
A
Retailer 7
-
£747 GBP
View
A
Retailer 8
-
£837 GBP
View
A
Retailer 9
-
£843 GBP
View
B+
Retailer 10
-
£1,063 GBP
View
B+
Retailer 11
-
£1,149 GBP
View
B+
Retailer 12
-
£1,182 GBP
View
B+
Retailer 13
-
£1,350 GBP
View
B+
Retailer 14
-
£1,432 GBP
View
B+
Retailer 15
-
£1,649 GBP
View
B
Retailer 16
-
£1,717 GBP
View
B
Retailer 17
-
£1,761 GBP
View
B
Retailer 18
-
£1,814 GBP
View
B
Retailer 19
-
£2,036 GBP
View
B
Retailer 20
-
£2,244 GBP
View
B
Retailer 21
-
£2,362 GBP
View
Most Expensive
B
Brilliant Earth
22347612A · Nov 2
£2,901 GBP
$3,890 USD
View
21 more retailers have this diamond
Prices start from £439 GBPSave up to £2,461 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
3.02ct Marquise
£439 GBP