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Princess|Lab Grown|IGI

3.50ct D VS1 Princess Lab Grown Diamond

VG • D/VS1 • IGI LG836666147

Shape and cutting style on the report: Princess cut

Certificate IGI LG836666147

Diamond specifications and retailer prices

From £435 GBP
$583 USD
As of October 30, 2026
Save £4,722 GBP (92%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £5,157 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.5ct lab-grown princess diamond

This 3.5ct lab-grown princess sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG836666147 or 836666147. Listed at 20 retailers as of October 30, 2026, with prices from £435 to £5,157, a £4,722 spread on the same certified stone. Brilliant Earth lists it at £5,157. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.50
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836666147
Dimensions8.20 × 8.20 × 5.85 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.20 mm8.20 mm3.50 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836666147
Side View
Table 68.0%Crown 43.6°Girdle: MediumPavilion 38°Culet: NoneDepth 71.3%

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: £5,157 GBP|Low: £435 GBP|High: £5,224 GBP|Avg: £1,336 GBP|-1.3%
Brilliant Earth
Retailer 2
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Retailer 20
November 1, 2026
Retailer 6£435 GBP
Retailer 5£487 GBP
Retailer 3£487 GBP
Retailer 19£540 GBP
Retailer 2£675 GBP
Retailer 4£813 GBP
Retailer 7£829 GBP
Retailer 14£832 GBP
Retailer 13£843 GBP
Retailer 16£849 GBP
Retailer 15£1,139 GBP
Retailer 18£1,171 GBP
Retailer 11£1,262 GBP
Retailer 10£1,338 GBP
Retailer 20£1,418 GBP
Retailer 8£1,722 GBP
Retailer 12£1,746 GBP
Retailer 9£1,802 GBP
Retailer 17£2,353 GBP
Brilliant Earth£5,157 GBP

12 data points across 20 retailers

20 retailers£435 GBP to £5,157 GBP

A
Cheapest Retailer
-
£435 GBP
$583 USD
A
Retailer 2
-
£487 GBP
$652 USD
View
Final sale: no returns
A
Retailer 3
-
£487 GBP
$653 USD
View
A
Retailer 4
-
£540 GBP
$723 USD
View
A
Retailer 5
-
£675 GBP
View
A
Retailer 6
-
£813 GBP
$1,089 USD
View
A
Retailer 7
-
£829 GBP
$1,111 USD
View
B+
Retailer 8
-
£832 GBP
$1,115 USD
View
A
Retailer 9
-
£843 GBP
View
A
Retailer 10
-
£849 GBP
€1,084 EUR
View
B+
Retailer 11
-
£1,139 GBP
A$2,348 AUD
View
B+
Retailer 12
-
£1,171 GBP
ZAR 25,353 ZAR
View
B+
Retailer 13
-
£1,262 GBP
$1,691 USD
View
B
Retailer 14
-
£1,338 GBP
$1,793 USD
View
B+
Retailer 15
-
£1,418 GBP
$1,900 USD
View
B
Retailer 16
-
£1,722 GBP
$2,307 USD
View
B
Retailer 17
-
£1,746 GBP
$2,339 USD
View
B
Retailer 18
-
£1,802 GBP
$2,415 USD
View
B
Retailer 19
-
£2,353 GBP
View
Most Expensive
B
Brilliant Earth
22222048A · Oct 31
£5,157 GBP
$6,910 USD
View
19 more retailers have this diamond
Prices start from £435 GBPSave up to £4,722 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
3.50ct Princess
£435 GBP