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Round|Lab Grown|IGI

5.86ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG605354694

Shape and cutting style on the report: Round brilliant

Certificate IGI LG605354694

Diamond specifications and retailer prices

From £1,023 GBP
$1,362 USD
As of October 29, 2026
Save £3,128 GBP (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £9,221 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.86ct lab-grown round diamond

This 5.86ct lab-grown round 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 LG605354694 or 605354694. Listed at 12 retailers as of October 29, 2026, with a 306% 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

5.86
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605354694
Dimensions11.74 × 11.70 × 7.06 mm
L/W Ratio1.00
Girdle conditionFaceted
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
11.74 mm11.70 mm5.86 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605354694
Side View
Table 58.0%Crown 33.8°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 60.2%

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 29
Current: £9,221 GBP|Low: £1,023 GBP|High: £10,798 GBP|Avg: £2,696 GBP|-12.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 10£1,023 GBP
Retailer 5£1,190 GBP
Retailer 9£1,331 GBP
Retailer 2£1,644 GBP
Retailer 8£1,681 GBP
Retailer 6£2,370 GBP
Retailer 3£2,378 GBP
Retailer 7£3,042 GBP
Retailer 4£3,780 GBP
Brilliant Earth£9,221 GBP

43 data points across 10 retailers

12 retailers£1,023 GBP to £4,150 GBP

A
Cheapest Retailer
-
£1,023 GBP
$1,362 USD
Final sale: no returns
A
Retailer 2
-
£1,190 GBP
$1,585 USD
View
A
Retailer 3
-
£1,331 GBP
$1,772 USD
View
B+
Retailer 4
-
£1,569 GBP
$2,090 USD
View
B+
Retailer 5
-
£1,644 GBP
View
B+
Retailer 6
-
£1,681 GBP
$2,239 USD
View
Retailer 7
-
£2,370 GBP
A$4,855 AUD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£2,378 GBP
ZAR 51,159 ZAR
View
B
Retailer 9
-
£3,042 GBP
$4,051 USD
View
B
Retailer 10
-
£3,780 GBP
View
B
Retailer 11
-
£4,150 GBP
$5,527 USD
View
Most Expensive
Brilliant Earth
8781108Y · Oct 30
£9,221 GBP
$12,280 USD
View
Price under review
11 more retailers have this diamond
Prices start from £1,023 GBPSave up to £3,128 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
5.86ct Round
£1,023 GBP