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Marquise|Lab Grown|IGI

1.51ct G VVS1 Marquise Lab Grown Diamond

ID • G/VVS1 • IGI LG825607127

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825607127

Diamond specifications and retailer prices

From £208 GBP
As of November 4, 2026
Save £844 GBP (80%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,052 GBP at Frank Darling · As of November 4, 2026
View at Frank Darling

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 LG825607127 or 825607127. Listed at 6 retailers as of November 4, 2026, with prices from £208 to £1,052, a £844 spread on the same certified stone. Frank Darling lists it at £1,052. 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 angle34.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825607127
Dimensions12.13 × 5.82 × 3.75 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.13 mm5.82 mm1.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825607127
Side View
Table 58.0%Crown 34.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 64.4%

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: £1,052 GBP|Low: £208 GBP|High: £1,783 GBP|Avg: £682 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 2£208 GBP
Retailer 11£266 GBP
Retailer 7£310 GBP
Retailer 4£371 GBP
Retailer 12£403 GBP
Retailer 9£434 GBP
Retailer 8£577 GBP
Retailer 5£791 GBP
Retailer 6£818 GBP
Retailer 3£940 GBP
Frank Darling£1,052 GBP
Retailer 10£1,783 GBP

8 data points across 12 retailers

6 retailers£208 GBP to £1,052 GBP

A
Cheapest Retailer
-
£208 GBP
Final sale: no returns
B+
Retailer 2
-
£310 GBP
View
Retailer 3
-
£577 GBP
View
Price last confirmed 23 days ago
B+
Retailer 4
-
£791 GBP
View
B+
Retailer 5
-
£818 GBP
View
Most Expensive
B
Frank Darling
100753406656KD · Nov 4
£1,052 GBP
$1,415 USD
View
5 more retailers have this diamond
Prices start from £208 GBPSave up to £844 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
£208 GBP