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Princess|Lab Grown|IGI

1.20ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG632437525

Shape and cutting style on the report: Princess cut

Certificate IGI LG632437525

Diamond specifications and retailer prices

From £227 GBP
As of November 5, 2026
Save £1,111 GBP (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,337 GBP at Do Amore Diamonds · As of November 4, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG632437525 or 632437525. Listed at 17 retailers as of November 4, 2026, with prices from £227 to £1,337, a £1,111 spread on the same certified stone. Do Amore Diamonds lists it at £1,337. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632437525
Dimensions5.86 × 5.69 × 4.07 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.86 mm5.69 mm1.20 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632437525
Side View
Table 73.0%Crown 45°Girdle: Slightly ThickPavilion 38.3°Culet: NoneDepth 71.5%

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 5
Current: £1,337 GBP|Low: £173 GBP|High: £1,337 GBP|Avg: £486 GBP
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
November 5, 2026
Retailer 11£173 GBP
Retailer 2£227 GBP
Retailer 3£303 GBP
Retailer 8£329 GBP
Retailer 5£348 GBP
Retailer 4£356 GBP
Retailer 9£464 GBP
Retailer 7£467 GBP
Retailer 12£552 GBP
Retailer 10£558 GBP
Retailer 6£763 GBP
Do Amore Diamonds£1,337 GBP

44 data points across 12 retailers

17 retailers£227 GBP to £1,337 GBP

Retailer 1
-
£173 GBP
Price last confirmed 34 days ago
A
Retailer 2
-
£227 GBP
View
A
Retailer 3
-
£249 GBP
View
A
Retailer 4
-
£303 GBP
View
A
Retailer 5
-
£329 GBP
View
A
Retailer 6
-
£348 GBP
View
A
Retailer 7
-
£356 GBP
View
Retailer 8
-
£464 GBP
View
Price last confirmed 9 days ago
B+
Retailer 9
-
£467 GBP
View
Retailer 10
-
£479 GBP
View
Price last confirmed 33 days ago
Retailer 11
-
£482 GBP
View
Price last confirmed 89 days ago
Retailer 12
-
£552 GBP
View
Price last confirmed 32 days ago
B+
Retailer 13
-
£558 GBP
View
Retailer 14
-
£614 GBP
View
Price last confirmed 37 days ago
B
Retailer 15
-
£742 GBP
View
B
Retailer 16
-
£763 GBP
View
Most Expensive
B
Do Amore Diamonds
27-A7AEE4FCB · Nov 4
£1,337 GBP
$1,800 USD
View
16 more retailers have this diamond
Prices start from £227 GBPSave up to £1,111 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
£227 GBP