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Princess|Lab Grown|IGI

1.20ct D VS1 Princess Lab Grown Diamond

EX • D/VS1 • IGI LG792607606

Shape and cutting style on the report: Princess cut

Certificate IGI LG792607606

Diamond specifications and retailer prices

From £151 GBP
$201 USD
As of October 27, 2026
Save £1,298 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,449 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown princess diamond

This 1.2ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792607606 or 792607606. Listed at 16 retailers as of October 27, 2026, with prices from £151 to £1,449, a £1,298 spread on the same certified stone. Do Amore Diamonds lists it at £1,449. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.3°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792607606
Dimensions5.72 × 5.63 × 5.72 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.72 mm5.63 mm1.20 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792607606
Side View
Table 69.0%Crown 46.3°Girdle: MediumPavilion 38.1°Culet: NoneDepth 73.4%

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: £1,449 GBP|Low: £141 GBP|High: £1,449 GBP|Avg: £495 GBP|+2.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 4£151 GBP
Retailer 8£162 GBP
Retailer 15£175 GBP
Retailer 3£223 GBP
Retailer 6£251 GBP
Retailer 14£275 GBP
Retailer 2£334 GBP
Retailer 16£424 GBP
Retailer 10£505 GBP
Retailer 5£604 GBP
Retailer 9£623 GBP
Retailer 13£664 GBP
Retailer 7£674 GBP
Retailer 12£829 GBP
Retailer 11£946 GBP
Do Amore Diamonds£1,449 GBP

30 data points across 16 retailers

16 retailers£151 GBP to £1,449 GBP

A
Cheapest Retailer
-
£151 GBP
$201 USD
A
Retailer 2
-
£162 GBP
$216 USD
View
Final sale: no returns
A
Retailer 3
-
£175 GBP
$233 USD
View
A
Retailer 4
-
£223 GBP
$298 USD
View
B+
Retailer 5
-
£251 GBP
$334 USD
View
A
Retailer 6
-
£275 GBP
$366 USD
View
A
Retailer 7
-
£334 GBP
€424 EUR
View
B+
Retailer 8
-
£424 GBP
$565 USD
View
B+
Retailer 9
-
£505 GBP
A$1,034 AUD
View
B
Retailer 10
-
£604 GBP
$804 USD
View
B+
Retailer 11
-
£623 GBP
A$1,276 AUD
View
B
Retailer 12
-
£664 GBP
$884 USD
View
B
Retailer 13
-
£674 GBP
$897 USD
View
B
Retailer 14
-
£829 GBP
View
B
Retailer 15
-
£946 GBP
$1,260 USD
View
Most Expensive
B
Do Amore Diamonds
27-EC10095FA · Oct 29
£1,449 GBP
$1,930 USD
View
15 more retailers have this diamond
Prices start from £151 GBPSave up to £1,298 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
1.20ct Princess
£151 GBP