Princess|Lab Grown|IGI

5.31ct E VS1 Princess Lab Grown Diamond

ID • E/VS1 • IGI LG846698199

Shape and cutting style on the report: Princess cut

Certificate IGI LG846698199

Diamond specifications and retailer prices

From £689 GBP
As of October 30, 2026
Save £5,521 GBP (89%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £6,210 GBP at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 5.31ct lab-grown princess diamond

This 5.31ct lab-grown princess sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846698199 or 846698199. Listed at 8 retailers as of October 26, 2026, with prices from £689 to £6,210, a £5,521 spread on the same certified stone. Brilliant Earth lists it at £6,210. 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

5.31
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846698199
Dimensions9.65 × 9.64 × 6.96 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.65 mm9.64 mm5.31 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846698199
Side View
Table 68.0%Crown 40.1°Girdle: ThinPavilion 40.1°CuletDepth 72.2%

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 30
Current: £689 GBP|Low: £687 GBP|High: £4,239 GBP|Avg: £1,578 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 1£689 GBP
Retailer 2£1,010 GBP
Retailer 5£1,030 GBP
Retailer 6£1,294 GBP
Retailer 4£1,564 GBP
Retailer 7£2,549 GBP
Retailer 3£4,239 GBP

12 data points across 7 retailers

8 retailers£689 GBP to £6,210 GBP

A
Cheapest Retailer
-
£689 GBP
A
Retailer 2
-
£1,010 GBP
$1,345 USD
View
B+
Retailer 3
-
£1,030 GBP
$1,371 USD
View
Retailer 4
-
£1,294 GBP
A$2,652 AUD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
£1,564 GBP
$2,083 USD
View
Retailer 6
-
£2,549 GBP
View
Price last confirmed 11 days ago
B
Retailer 7
-
£4,239 GBP
$5,645 USD
View
Most Expensive
B
Brilliant Earth
22293558A · Oct 26
£6,210 GBP
$8,270 USD
View
7 more retailers have this diamond
Prices start from £689 GBPSave up to £5,521 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
5.31ct Princess
£689 GBP