Princess|Lab Grown|IGI

4.91ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG733537999

Shape and cutting style on the report: Princess cut

Certificate IGI LG733537999

Diamond specifications and retailer prices

From £523 GBP
$697 USD
As of October 30, 2026
Save £4,125 GBP (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,648 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 4.91ct lab-grown princess diamond

This 4.91ct lab-grown princess sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG733537999 or 733537999. Listed at 20 retailers as of October 29, 2026, with prices from £523 to £4,648, a £4,125 spread on the same certified stone. Do Amore Diamonds lists it at £4,648. 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

4.91
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733537999
Dimensions9.41 × 9.11 × 9.41 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.41 mm9.11 mm4.91 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733537999
Side View
Table 71.0%Crown 44.7°Girdle: Slightly ThickPavilion 38.8°Culet: NoneDepth 71.8%

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: £4,648 GBP|Low: £467 GBP|High: £8,538 GBP|Avg: £1,998 GBP
Do Amore Diamonds
Retailer 2
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October 30, 2026
Retailer 12£467 GBP
Retailer 16£569 GBP
Retailer 5£586 GBP
Retailer 6£607 GBP
Retailer 13£740 GBP
Retailer 9£857 GBP
Retailer 20£946 GBP
Retailer 2£1,027 GBP
Retailer 18£1,337 GBP
Retailer 15£1,434 GBP
Retailer 4£1,495 GBP
Retailer 3£1,883 GBP
Retailer 7£2,070 GBP
Retailer 19£2,083 GBP
Retailer 8£2,395 GBP
Retailer 14£2,515 GBP
Retailer 10£2,593 GBP
Retailer 17£3,436 GBP
Do Amore Diamonds£4,648 GBP
Retailer 11£8,538 GBP

38 data points across 20 retailers

20 retailers£523 GBP to £4,648 GBP

A
Cheapest Retailer
-
£523 GBP
$697 USD
A
Retailer 2
-
£569 GBP
$758 USD
View
A
Retailer 3
-
£586 GBP
$780 USD
View
Final sale: no returns
Retailer 4
-
£607 GBP
$808 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
£607 GBP
$808 USD
View
A
Retailer 6
-
£740 GBP
$985 USD
View
B+
Retailer 7
-
£857 GBP
$1,141 USD
View
A
Retailer 8
-
£946 GBP
$1,260 USD
View
A
Retailer 9
-
£1,027 GBP
View
A
Retailer 10
-
£1,337 GBP
$1,780 USD
View
Retailer 11
-
£1,434 GBP
A$2,938 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
£1,495 GBP
$1,991 USD
View
B+
Retailer 13
-
£1,883 GBP
$2,508 USD
View
B+
Retailer 14
-
£2,070 GBP
$2,757 USD
View
B+
Retailer 15
-
£2,083 GBP
View
B
Retailer 16
-
£2,395 GBP
$3,190 USD
View
B
Retailer 17
-
£2,515 GBP
View
Retailer 18
-
£2,593 GBP
A$5,313 AUD
View
Price last confirmed 25 days ago
Retailer 19
-
£3,436 GBP
$4,575 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Do Amore Diamonds
27-06DFFEE78 · Oct 29
£4,648 GBP
$6,190 USD
View
19 more retailers have this diamond
Prices start from £523 GBPSave up to £4,125 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
4.91ct Princess
£523 GBP