CaratHunter
Plans
Princess|Lab Grown|IGI

1.40ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG544278777

Shape and cutting style on the report: Princess cut

Certificate IGI LG544278777

Diamond specifications and retailer prices

From £230 GBP
As of November 4, 2026
Save £1,024 GBP (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,830 GBP at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.4ct lab-grown princess diamond

This 1.4ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG544278777 or 544278777. Listed at 21 retailers as of November 2, 2026, with a 445% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544278777
Dimensions6.20 × 6.17 × 4.39 mm
L/W Ratio1.00
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
6.20 mm6.17 mm1.40 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG544278777
Side View
Table 64.5%Crown 38°Girdle: Slightly ThickPavilion 38.7°Culet: NoneDepth 71.2%

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: £1,830 GBP|Low: £230 GBP|High: £1,830 GBP|Avg: £662 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
November 5, 2026
Retailer 6£230 GBP
Retailer 4£256 GBP
Retailer 8£345 GBP
Retailer 10£374 GBP
Retailer 5£423 GBP
Retailer 11£487 GBP
Retailer 2£497 GBP
Retailer 14£600 GBP
Retailer 9£694 GBP
Retailer 13£763 GBP
Retailer 3£787 GBP
Retailer 7£1,129 GBP
Retailer 12£1,255 GBP
Do Amore Diamonds£1,830 GBP

42 data points across 14 retailers

21 retailers£230 GBP to £1,255 GBP

Retailer 1
-
£207 GBP
Price last confirmed 36 days ago
A
Retailer 2
-
£230 GBP
View
Final sale: no returns
Retailer 3
-
£239 GBP
View
Price last confirmed 43 days ago
Retailer 4
-
£253 GBP
View
Price last confirmed 37 days ago
Retailer 5
-
£256 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
-
£339 GBP
View
A
Retailer 7
-
£345 GBP
View
A
Retailer 8
-
£374 GBP
View
B+
Retailer 9
-
£423 GBP
View
B+
Retailer 10
-
£446 GBP
View
B+
Retailer 11
-
£487 GBP
View
B+
Retailer 12
-
£497 GBP
View
Retailer 13
-
£600 GBP
View
Price last confirmed 8 days ago
B+
Retailer 14
-
£694 GBP
View
B
Retailer 15
-
£763 GBP
View
B
Retailer 16
-
£787 GBP
View
B
Retailer 17
-
£1,029 GBP
View
B
Retailer 18
-
£1,095 GBP
View
B
Retailer 19
-
£1,129 GBP
View
B
Retailer 20
-
£1,255 GBP
View
Most Expensive
Do Amore Diamonds
27-8C43F177C · Nov 4
£1,830 GBP
$2,470 USD
View
Price under review
20 more retailers have this diamond
Prices start from £230 GBPSave up to £1,024 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
1.40ct Princess
£230 GBP