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Marquise|Lab Grown|IGI

1.51ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG847656170

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847656170

Diamond specifications and retailer prices

From £203 GBP
As of November 2, 2026
Save £1,594 GBP (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,798 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG847656170 or 847656170. Listed at 25 retailers as of November 2, 2026, with prices from £203 to £1,798, a £1,594 spread on the same certified stone. Yadav Diamonds lists it at £1,798. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847656170
Dimensions11.83 × 6.06 × 3.75 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.83 mm6.06 mm1.51 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847656170
Side View
Table 58.0%Crown 35.2°Girdle: THN-STKPavilion 40.3°Culet: NoneDepth 61.9%

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 2
Current: £448 GBP|Low: £203 GBP|High: £1,798 GBP|Avg: £639 GBP
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Yadav Diamonds
November 6, 2026
Retailer 11£203 GBP
Retailer 7£235 GBP
Retailer 13£246 GBP
Retailer 3£252 GBP
Retailer 19£266 GBP
Retailer 18£370 GBP
Retailer 15£395 GBP
Retailer 16£397 GBP
Retailer 22£434 GBP
Retailer 12£438 GBP
Retailer 1£448 GBP
Retailer 9£471 GBP
Retailer 24£503 GBP
Retailer 20£530 GBP
Retailer 21£590 GBP
Retailer 10£808 GBP
Retailer 4£810 GBP
Retailer 17£847 GBP
Retailer 2£873 GBP
Retailer 6£893 GBP
Retailer 23£1,009 GBP
Retailer 5£1,031 GBP
Retailer 14£1,046 GBP
Retailer 8£1,063 GBP
Yadav Diamonds£1,798 GBP

11 data points across 25 retailers

25 retailers£203 GBP to £1,798 GBP

A
Cheapest Retailer
-
£203 GBP
A
Retailer 2
-
£235 GBP
View
A
Retailer 3
-
£252 GBP
View
A
Retailer 4
-
£266 GBP
View
A
Retailer 5
-
£370 GBP
View
A
Retailer 6
-
£395 GBP
View
A
Retailer 7
-
£397 GBP
View
A
Retailer 8
-
£434 GBP
View
A
Retailer 9
-
£438 GBP
View
A
Retailer 10
-
£448 GBP
View
A
Retailer 11
-
£471 GBP
View
A
Retailer 12
-
£503 GBP
View
B+
Retailer 13
-
£530 GBP
View
B+
Retailer 14
-
£590 GBP
View
B+
Retailer 15
-
£808 GBP
View
B+
Retailer 16
-
£810 GBP
View
B
Retailer 17
-
£847 GBP
View
B
Retailer 18
-
£873 GBP
View
B
Retailer 19
-
£893 GBP
View
B
Retailer 20
-
£1,009 GBP
View
B
Retailer 21
-
£1,031 GBP
View
B
Retailer 22
-
£1,046 GBP
View
B
Retailer 23
-
£1,063 GBP
View
B
Retailer 24
-
£1,696 GBP
View
Most Expensive
B
Yadav Diamonds
13361261 · Nov 4
£1,798 GBP
$2,406 USD
View
24 more retailers have this diamond
Prices start from £203 GBPSave up to £1,594 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
£203 GBP