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Princess|Lab Grown|IGI

0.42ct D VS1 Princess Lab Grown Diamond

EX • D/VS1 • IGI LG789621474

Shape and cutting style on the report: Princess cut

Certificate IGI LG789621474

Diamond specifications and retailer prices

From £80 GBP
$107 USD
As of October 30, 2026
Save £753 GBP (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £833 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.42ct lab-grown princess diamond

This 0.42ct lab-grown princess sits in the sub-half-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG789621474 or 789621474. Listed at 9 retailers as of October 29, 2026, with prices from £80 to £833, a £753 spread on the same certified stone. MOH London lists it at £833. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.42
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789621474
Dimensions4.12 × 4.02 × 2.76 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
4.12 mm4.02 mm0.42 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789621474
Side View
Table 73.0%Crown 41.2°Girdle: STK-THKPavilion 36.8°Culet: NoneDepth 68.7%

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: Oct 30
Current: £833 GBP|Low: £93 GBP|High: £839 GBP|Avg: £319 GBP|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 8£93 GBP
Retailer 2£180 GBP
Retailer 9£191 GBP
Retailer 10£194 GBP
Retailer 7£199 GBP
Retailer 12£224 GBP
Retailer 6£254 GBP
Retailer 5£258 GBP
Retailer 3£315 GBP
Retailer 4£397 GBP
Retailer 11£746 GBP
MOH London£833 GBP

20 data points across 12 retailers

9 retailers£80 GBP to £833 GBP

A
Cheapest Retailer
-
£80 GBP
$107 USD
A
Retailer 2
-
£93 GBP
$124 USD
View
A
Retailer 3
-
£180 GBP
€230 EUR
View
A
Retailer 4
-
£191 GBP
HK$2,000 HKD
View
A
Retailer 5
-
£199 GBP
$266 USD
View
B+
Retailer 6
-
£254 GBP
$340 USD
View
B+
Retailer 7
-
£258 GBP
A$532 AUD
View
B+
Retailer 8
-
£319 GBP
$428 USD
View
Most Expensive
B
MOH London
LG789621474 · Oct 29
£833 GBP
View
8 more retailers have this diamond
Prices start from £80 GBPSave up to £753 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
0.42ct Princess
£80 GBP