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Marquise|Lab Grown|IGI

3.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG848699759

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG848699759

Diamond specifications and retailer prices

From £464 GBP
As of November 4, 2026
Save £1,617 GBP (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,082 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3ct lab-grown marquise diamond

This 3ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG848699759 or 848699759. Listed at 12 retailers as of November 4, 2026, with prices from £464 to £2,082, a £1,617 spread on the same certified stone. Brilliant Earth lists it at £2,082. 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

3.00
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848699759
Dimensions14.68 × 7.60 × 4.77 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.68 mm7.60 mm3.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848699759
Side View
Table 57.0%Crown 37.9°Girdle: THN-MEDPavilion 39.2°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
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 4
Current: £890 GBP|Low: £464 GBP|High: £1,829 GBP|Avg: £1,018 GBP|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 3£464 GBP
Retailer 4£467 GBP
Retailer 6£504 GBP
Retailer 8£660 GBP
Retailer 10£780 GBP
Retailer 1£890 GBP
Retailer 7£1,131 GBP
Retailer 11£1,335 GBP
Retailer 5£1,545 GBP
Retailer 9£1,596 GBP
Retailer 2£1,829 GBP

10 data points across 11 retailers

12 retailers£464 GBP to £2,082 GBP

A
Cheapest Retailer
-
£464 GBP
A
Retailer 2
-
£467 GBP
View
A
Retailer 3
-
£504 GBP
View
B+
Retailer 4
-
£660 GBP
View
A
Retailer 5
-
£780 GBP
View
A
Retailer 6
-
£890 GBP
View
B+
Retailer 7
-
£1,131 GBP
View
B
Retailer 8
-
£1,335 GBP
View
B+
Retailer 9
-
£1,545 GBP
View
Retailer 10
-
£1,596 GBP
View
Price last confirmed 8 days ago
B
Retailer 11
-
£1,829 GBP
View
Most Expensive
B
Brilliant Earth
22310129A · Nov 4
£2,082 GBP
$2,810 USD
View
11 more retailers have this diamond
Prices start from £464 GBPSave up to £1,617 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
3.00ct Marquise
£464 GBP