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Princess|Lab Grown|IGI

1.51ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG765629697

Shape and cutting style on the report: Princess cut

Certificate IGI LG765629697

Diamond specifications and retailer prices

From £164 GBP
As of November 2, 2026
Save £664 GBP (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £829 GBP at Brilliance · As of November 2, 2026
View at Brilliance

About this 1.51ct lab-grown princess diamond

This 1.51ct lab-grown princess sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG765629697 or 765629697. Listed at 19 retailers as of November 2, 2026, with prices from £164 to £829, a £664 spread on the same certified stone. Brilliance lists it at £829. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG765629697
Dimensions6.19 × 6.14 × 4.55 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.19 mm6.14 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG765629697
Side View
Table 65.0%Crown 39.3°Girdle: MediumPavilion 39.5°Culet: NoneDepth 74.1%

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: Nov 2
Current: £829 GBP|Low: £164 GBP|High: £841 GBP|Avg: £450 GBP|+11.5%
Brilliance
Retailer 2
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November 3, 2026
Retailer 6£164 GBP
Retailer 20£184 GBP
Retailer 5£190 GBP
Retailer 4£204 GBP
Retailer 8£204 GBP
Retailer 16£238 GBP
Retailer 19£342 GBP
Retailer 9£347 GBP
Retailer 17£351 GBP
Retailer 10£356 GBP
Retailer 13£375 GBP
Retailer 12£447 GBP
Retailer 14£476 GBP
Retailer 15£536 GBP
Retailer 7£655 GBP
Retailer 11£693 GBP
Retailer 3£737 GBP
Retailer 2£778 GBP
Retailer 18£816 GBP
Brilliance£829 GBP

35 data points across 20 retailers

19 retailers£164 GBP to £829 GBP

A
Cheapest Retailer
-
£164 GBP
A
Retailer 2
-
£190 GBP
View
Retailer 3
-
£204 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£204 GBP
View
A
Retailer 5
-
£238 GBP
View
A
Retailer 6
-
£342 GBP
View
A
Retailer 7
-
£347 GBP
View
A
Retailer 8
-
£351 GBP
View
A
Retailer 9
-
£356 GBP
View
A
Retailer 10
-
£375 GBP
View
B+
Retailer 11
-
£447 GBP
View
B+
Retailer 12
-
£476 GBP
View
B+
Retailer 13
-
£536 GBP
View
B
Retailer 14
-
£655 GBP
View
B
Retailer 15
-
£693 GBP
View
B
Retailer 16
-
£737 GBP
View
B
Retailer 17
-
£778 GBP
View
B
Retailer 18
-
£816 GBP
View
Most Expensive
B
Brilliance
D40540421 · Nov 2
£829 GBP
$1,119 USD
View
18 more retailers have this diamond
Prices start from £164 GBPSave up to £664 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 Princess
£164 GBP