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Princess|Lab Grown|IGI

1.23ct F VVS2 Princess Lab Grown Diamond

EX • F/VVS2 • IGI LG791651492

Shape and cutting style on the report: Princess cut

Certificate IGI LG791651492

Diamond specifications and retailer prices

From £215 GBP
As of November 1, 2026
Save £1,185 GBP (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,400 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG791651492 or 791651492. Listed at 13 retailers as of October 31, 2026, with prices from £215 to £1,400, a £1,185 spread on the same certified stone. Do Amore Diamonds lists it at £1,400. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791651492
Dimensions5.84 × 5.70 × 4.18 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
5.84 mm5.70 mm1.23 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791651492
Side View
Table 69.0%Crown 42.2°Girdle: Slightly ThickPavilion 38.5°Culet: NoneDepth 73.3%

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 1
Current: £1,400 GBP|Low: £204 GBP|High: £1,400 GBP|Avg: £454 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
Retailer 13
Retailer 14
October 30, 2026
Retailer 4£215 GBP
Retailer 2£222 GBP
Retailer 5£243 GBP
Retailer 14£285 GBP
Retailer 7£323 GBP
Retailer 6£396 GBP
Retailer 3£409 GBP
Retailer 10£488 GBP
Retailer 9£582 GBP
Retailer 11£584 GBP
Retailer 13£655 GBP
Retailer 8£804 GBP
Retailer 12£933 GBP
Do Amore Diamonds£1,400 GBP

24 data points across 14 retailers

13 retailers£215 GBP to £1,400 GBP

A
Cheapest Retailer
-
£215 GBP
A
Retailer 2
-
£222 GBP
View
B+
Retailer 3
-
£243 GBP
View
A
Retailer 4
-
£285 GBP
View
A
Retailer 5
-
£323 GBP
View
Retailer 6
-
£409 GBP
View
Price last confirmed 9 days ago
Retailer 7
-
£488 GBP
View
Price last confirmed 9 days ago
Retailer 8
-
£582 GBP
View
Price last confirmed 7 days ago
B+
Retailer 9
-
£584 GBP
View
B
Retailer 10
-
£655 GBP
View
Retailer 11
-
£804 GBP
View
Price last confirmed 7 days ago
B
Retailer 12
-
£933 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3BB68AD1E · Oct 31
£1,400 GBP
$1,890 USD
View
12 more retailers have this diamond
Prices start from £215 GBPSave up to £1,185 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
1.23ct Princess
£215 GBP