CaratHunter
Plans
Princess|Lab Grown|IGI

3.00ct I VS1 Princess Lab Grown Diamond

ID • I/VS1 • IGI LG506195990

Shape and cutting style on the report: Princess cut

Certificate IGI LG506195990

Diamond specifications and retailer prices

From £2,504 GBP
$3,360 USD
As of October 31, 2026
Save £9,832 GBP (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £14,511 GBP at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 3ct lab-grown princess diamond

This 3ct lab-grown princess sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG506195990 or 506195990. Listed at 12 retailers as of October 29, 2026, with a 393% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.00
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506195990
Dimensions8.11 × 7.96 × 5.34 mm
L/W Ratio1.02
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
8.11 mm7.96 mm3.00 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506195990
Side View
Table 74.5%Crown 41.3°Girdle: MediumPavilion 37.9°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £14,511 GBP|Low: £2,504 GBP|High: £15,690 GBP|Avg: £7,382 GBP|-7.5%
Cape 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
October 29, 2026
Retailer 8£2,504 GBP
Retailer 7£5,387 GBP
Retailer 5£5,541 GBP
Retailer 12£5,603 GBP
Retailer 3£6,215 GBP
Retailer 9£6,249 GBP
Retailer 4£6,414 GBP
Retailer 6£7,065 GBP
Retailer 10£7,240 GBP
Retailer 11£7,418 GBP
Retailer 13£8,949 GBP
Retailer 2£12,336 GBP
Cape Diamonds£14,511 GBP

18 data points across 13 retailers

12 retailers£2,504 GBP to £12,336 GBP

B+
Cheapest Retailer
-
£2,504 GBP
$3,360 USD
B
Retailer 2
-
£5,387 GBP
$7,229 USD
View
B
Retailer 3
-
£5,603 GBP
$7,519 USD
View
B
Retailer 4
-
£6,215 GBP
$8,340 USD
View
Retailer 5
-
£6,249 GBP
$8,386 USD
View
Price last confirmed 17 days ago
B
Retailer 6
-
£6,249 GBP
$8,386 USD
View
B
Retailer 7
-
£7,065 GBP
$9,481 USD
View
B
Retailer 8
-
£7,240 GBP
$9,715 USD
View
B
Retailer 9
-
£7,418 GBP
$9,955 USD
View
B
Retailer 10
-
£8,949 GBP
View
B
Retailer 11
-
£12,336 GBP
View
Most Expensive
Cape Diamonds
cert_506195990 · Oct 29
£14,511 GBP
ZAR 314,576 ZAR
View
Price under review
11 more retailers have this diamond
Prices start from £2,504 GBPSave up to £9,832 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.

B+
3.00ct Princess
£2,504 GBP