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Marquise|Lab Grown|IGI

1.51ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG836666664

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836666664

Diamond specifications and retailer prices

From £361 GBP
€461 EUR
As of October 27, 2026
Save £601 GBP (62%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £961 GBP at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG836666664 or 836666664. Listed at 11 retailers as of October 26, 2026, with prices from £361 to £961, a £601 spread on the same certified stone. Brilliant Earth lists it at £961. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836666664
Dimensions17.07 × 8.40 × 5.00 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.07 mm8.40 mm1.51 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836666664
Side View
Table 61.0%Crown 35.3°Girdle: MediumPavilion 40.4°Culet: NoneDepth 60.8%

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: Oct 27
Current: £961 GBP|Low: £227 GBP|High: £961 GBP|Avg: £524 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 26, 2026
Retailer 4£227 GBP
Retailer 8£336 GBP
Retailer 3£341 GBP
Retailer 2£356 GBP
Retailer 5£361 GBP
Retailer 9£376 GBP
Retailer 7£464 GBP
Retailer 11£641 GBP
Retailer 6£797 GBP
Retailer 10£809 GBP
Brilliant Earth£961 GBP

9 data points across 11 retailers

11 retailers£361 GBP to £961 GBP

Retailer 1
-
£227 GBP
Price last confirmed 7 days ago
Retailer 2
-
£336 GBP
ZAR 7,281 ZAR
View
Price last confirmed 10 days ago
Retailer 3
-
£341 GBP
$457 USD
View
Price last confirmed 8 days ago
Retailer 4
-
£356 GBP
View
Price last confirmed 7 days ago
A
Retailer 5
-
£361 GBP
€461 EUR
View
Retailer 6
-
£376 GBP
$504 USD
View
Price last confirmed 7 days ago
Retailer 7
-
£464 GBP
A$958 AUD
View
Price last confirmed 9 days ago
Retailer 8
-
£641 GBP
$860 USD
View
Price last confirmed 7 days ago
Retailer 9
-
£797 GBP
View
Price last confirmed 8 days ago
Retailer 10
-
£809 GBP
$1,085 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
22164070A · Oct 26
£961 GBP
$1,290 USD
View
10 more retailers have this diamond
Prices start from £361 GBPSave up to £601 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
1.51ct Marquise
£361 GBP