CaratHunter
Plans
Princess|Lab Grown|IGI

1.42ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG729575228

Shape and cutting style on the report: Princess cut

Certificate IGI LG729575228

Diamond specifications and retailer prices

From £162 GBP
$217 USD
As of October 30, 2026
Save £769 GBP (83%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £970 GBP at Brilliant Earth · As of September 29, 2026
View at Brilliant Earth

About this 1.42ct lab-grown princess diamond

This 1.42ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG729575228 or 729575228. Listed at 24 retailers as of October 30, 2026, with a 475% 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

1.42
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729575228
Dimensions6.22 × 6.22 × 6.26 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.22 mm6.22 mm1.42 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729575228
Side View
Table 67.0%Crown 38.6°Girdle: MediumPavilion 37.6°Culet: NoneDepth 68.2%

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: Oct 30
Current: £269 GBP|Low: £181 GBP|High: £931 GBP|Avg: £460 GBP|-0.6%
Retailer 1
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£181 GBP
Retailer 5£187 GBP
Retailer 1£269 GBP
Retailer 14£270 GBP
Retailer 11£344 GBP
Retailer 8£365 GBP
Retailer 7£372 GBP
Retailer 6£387 GBP
Retailer 12£490 GBP
Retailer 13£525 GBP
Retailer 9£715 GBP
Retailer 2£785 GBP
Retailer 10£808 GBP
Retailer 3£931 GBP

38 data points across 14 retailers

24 retailers£162 GBP to £931 GBP

A
Cheapest Retailer
-
£162 GBP
$217 USD
A
Retailer 2
-
£181 GBP
$242 USD
View
Final sale: no returns
A
Retailer 3
-
£187 GBP
$251 USD
View
A
Retailer 4
-
£201 GBP
$269 USD
View
A
Retailer 5
-
£201 GBP
$269 USD
View
A
Retailer 6
-
£229 GBP
HK$2,400 HKD
View
A
Retailer 7
-
£269 GBP
View
B+
Retailer 8
-
£270 GBP
$362 USD
View
A
Retailer 9
-
£344 GBP
ZAR 7,457 ZAR
View
A
Retailer 10
-
£365 GBP
€466 EUR
View
A
Retailer 11
-
£372 GBP
View
A
Retailer 12
-
£387 GBP
$519 USD
View
B+
Retailer 13
-
£460 GBP
$616 USD
View
A
Retailer 14
-
£490 GBP
A$1,010 AUD
View
B+
Retailer 15
-
£525 GBP
$703 USD
View
B+
Retailer 16
-
£645 GBP
$864 USD
View
B+
Retailer 17
-
£651 GBP
SGD 1,179 SGD
View
B+
Retailer 18
-
£684 GBP
$917 USD
View
B+
Retailer 19
-
£688 GBP
$922 USD
View
B+
Retailer 20
-
£715 GBP
A$1,474 AUD
View
B
Retailer 21
-
£785 GBP
View
B
Retailer 22
-
£808 GBP
View
B
Retailer 23
-
£931 GBP
$1,247 USD
View
Most Expensive
Brilliant Earth
19889701A · Sep 29
£970 GBP
$1,300 USD
View
Price last confirmed 30 days ago
23 more retailers have this diamond
Prices start from £162 GBPSave up to £769 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
1.42ct Princess
£162 GBP