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Marquise|Lab Grown|IGI

1.51ct G VVS1 Marquise Lab Grown Diamond

ID • G/VVS1 • IGI LG852630531

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG852630531

Diamond specifications and retailer prices

From £182 GBP
As of November 4, 2026
Save £1,351 GBP (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,534 GBP at Yadav Diamonds · As of November 4, 2026
View at Yadav Diamonds

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG852630531 or 852630531. Listed at 14 retailers as of November 4, 2026, with prices from £182 to £1,534, a £1,351 spread on the same certified stone. Yadav Diamonds lists it at £1,534. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG852630531
Dimensions12.31 × 6.01 × 3.63 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.31 mm6.01 mm1.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG852630531
Side View
Table 62.0%Crown 32.4°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.4%

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 4
Current: £225 GBP|Low: £182 GBP|High: £1,534 GBP|Avg: £595 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Yadav Diamonds
November 5, 2026
Retailer 10£182 GBP
Retailer 3£211 GBP
Retailer 1£225 GBP
Retailer 7£238 GBP
Retailer 8£256 GBP
Retailer 13£303 GBP
Retailer 6£424 GBP
Retailer 12£561 GBP
Retailer 11£724 GBP
Retailer 2£739 GBP
Retailer 9£762 GBP
Retailer 5£834 GBP
Retailer 4£942 GBP
Yadav Diamonds£1,534 GBP

3 data points across 14 retailers

14 retailers£182 GBP to £1,534 GBP

A
Cheapest Retailer
-
£182 GBP
A
Retailer 2
-
£211 GBP
View
A
Retailer 3
-
£225 GBP
View
A
Retailer 4
-
£238 GBP
View
A
Retailer 5
-
£256 GBP
View
B+
Retailer 6
-
£303 GBP
View
A
Retailer 7
-
£424 GBP
View
B+
Retailer 8
-
£561 GBP
View
B+
Retailer 9
-
£724 GBP
View
B+
Retailer 10
-
£739 GBP
View
B+
Retailer 11
-
£762 GBP
View
B+
Retailer 12
-
£834 GBP
View
B
Retailer 13
-
£942 GBP
View
Most Expensive
B
Yadav Diamonds
13386846 · Nov 4
£1,534 GBP
$2,064 USD
View
13 more retailers have this diamond
Prices start from £182 GBPSave up to £1,351 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
£182 GBP