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Marquise|Lab Grown|IGI

3.03ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG841660489

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841660489

Diamond specifications and retailer prices

From £515 GBP
As of November 2, 2026
Save £1,833 GBP (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,349 GBP at MOH London · As of November 3, 2026
View at MOH London

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 LG841660489 or 841660489. Listed at 22 retailers as of November 2, 2026, with prices from £515 to £2,349, a £1,833 spread on the same certified stone. MOH London lists it at £2,349. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841660489
Dimensions14.41 × 7.69 × 4.65 mm
L/W Ratio1.87
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.41 mm7.69 mm3.03 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841660489
Side View
Table 61.0%Crown 34°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 60.5%

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: Nov 2
Current: £2,349 GBP|Low: £515 GBP|High: £2,361 GBP|Avg: £1,373 GBP|-0.5%
MOH London
Retailer 2
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November 4, 2026
Retailer 7£515 GBP
Retailer 21£561 GBP
Retailer 8£577 GBP
Retailer 6£598 GBP
Retailer 3£731 GBP
Retailer 13£799 GBP
Retailer 10£823 GBP
Retailer 2£948 GBP
Retailer 11£972 GBP
Retailer 12£1,094 GBP
Retailer 17£1,350 GBP
Retailer 18£1,388 GBP
Retailer 20£1,473 GBP
Retailer 9£1,681 GBP
Retailer 5£1,863 GBP
Retailer 4£2,039 GBP
Retailer 22£2,059 GBP
Retailer 15£2,062 GBP
Retailer 16£2,089 GBP
Retailer 14£2,173 GBP
Retailer 19£2,256 GBP
MOH London£2,349 GBP

23 data points across 22 retailers

22 retailers£515 GBP to £2,349 GBP

A
Cheapest Retailer
-
£515 GBP
A
Retailer 2
-
£561 GBP
View
A
Retailer 3
-
£577 GBP
View
Final sale: no returns
A
Retailer 4
-
£598 GBP
View
A
Retailer 5
-
£731 GBP
View
A
Retailer 6
-
£799 GBP
View
A
Retailer 7
-
£823 GBP
View
A
Retailer 8
-
£948 GBP
View
A
Retailer 9
-
£972 GBP
View
B+
Retailer 10
-
£1,094 GBP
View
B+
Retailer 11
-
£1,350 GBP
View
B+
Retailer 12
-
£1,388 GBP
View
B+
Retailer 13
-
£1,473 GBP
View
B
Retailer 14
-
£1,681 GBP
View
Retailer 15
-
£1,863 GBP
View
Price last confirmed 27 days ago
B
Retailer 16
-
£2,039 GBP
View
B
Retailer 17
-
£2,059 GBP
View
B
Retailer 18
-
£2,062 GBP
View
B
Retailer 19
-
£2,089 GBP
View
B
Retailer 20
-
£2,173 GBP
View
B
Retailer 21
-
£2,256 GBP
View
Most Expensive
B
MOH London
LG841660489 · Nov 3
£2,349 GBP
View
21 more retailers have this diamond
Prices start from £515 GBPSave up to £1,833 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
£515 GBP