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Princess|Lab Grown|IGI

4.91ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG809614835

Shape and cutting style on the report: Princess cut

Certificate IGI LG809614835

Diamond specifications and retailer prices

From £545 GBP
$726 USD
As of October 29, 2026
Save £4,056 GBP (88%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £4,601 GBP at Frank Darling · As of October 30, 2026
View at Frank Darling

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 LG809614835 or 809614835. Listed at 6 retailers as of October 29, 2026, with prices from £545 to £4,601, a £4,056 spread on the same certified stone. Frank Darling lists it at £4,601. 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 angle36.4°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809614835
Dimensions9.63 × 9.42 × 6.32 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.63 mm9.42 mm4.91 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809614835
Side View
Table 70.0%Crown 36.4°Girdle: MediumPavilion 37.5°Culet: NoneDepth 67.1%

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 29
Current: £4,601 GBP|Low: £309 GBP|High: £8,568 GBP|Avg: £1,918 GBP|+0.0%
Frank Darling
Retailer 2
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October 27, 2026
Retailer 6£309 GBP
Retailer 15£427 GBP
Retailer 9£545 GBP
Retailer 10£752 GBP
Retailer 4£758 GBP
Retailer 14£817 GBP
Retailer 11£1,065 GBP
Retailer 7£1,250 GBP
Retailer 5£1,431 GBP
Retailer 13£1,682 GBP
Retailer 2£1,704 GBP
Retailer 3£1,712 GBP
Retailer 16£1,735 GBP
Retailer 12£3,432 GBP
Frank Darling£4,601 GBP
Retailer 8£8,568 GBP

11 data points across 16 retailers

6 retailers£545 GBP to £4,601 GBP

A
Cheapest Retailer
-
£545 GBP
$726 USD
Final sale: no returns
B+
Retailer 2
-
£752 GBP
$1,001 USD
View
Retailer 3
-
£1,065 GBP
$1,418 USD
View
Price last confirmed 17 days ago
B+
Retailer 4
-
£1,704 GBP
$2,269 USD
View
Retailer 5
-
£3,432 GBP
$4,570 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Frank Darling
100751413200KD · Oct 30
£4,601 GBP
$6,127 USD
View
5 more retailers have this diamond
Prices start from £545 GBPSave up to £4,056 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
£545 GBP