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Emerald|Lab Grown|IGI

6.58ct E VS1 Emerald Lab Grown Diamond

EX • E/VS1 • IGI LG839697626

Shape and cutting style on the report: Emerald cut

Certificate IGI LG839697626

Diamond specifications and retailer prices

From £915 GBP
$1,219 USD
As of October 29, 2026
Save £3,275 GBP (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £6,218 GBP at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 6.58ct lab-grown emerald diamond

This 6.58ct lab-grown emerald 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 LG839697626 or 839697626. Listed at 6 retailers as of October 28, 2026, with a 358% 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

6.58
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839697626
Dimensions12.24 × 9.02 × 6.12 mm
L/W Ratio1.36
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.24 mm9.02 mm6.58 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839697626
Side View
Table 65.0%Crown 37.2°Girdle: MediumPavilion 40.6°Culet: LargeDepth 67.8%

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: £4,190 GBP|Low: £915 GBP|High: £4,205 GBP|Avg: £2,220 GBP|-0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 3£915 GBP
Retailer 4£1,234 GBP
Retailer 6£1,446 GBP
Retailer 2£2,656 GBP
Retailer 5£2,700 GBP
Retailer 1£4,190 GBP

7 data points across 6 retailers

6 retailers£915 GBP to £4,190 GBP

A
Cheapest Retailer
-
£915 GBP
$1,219 USD
Final sale: no returns
B+
Retailer 2
-
£1,234 GBP
$1,643 USD
View
B+
Retailer 3
-
£2,656 GBP
$3,536 USD
View
B+
Retailer 4
-
£2,700 GBP
$3,595 USD
View
B
Retailer 5
-
£4,190 GBP
$5,580 USD
View
Most Expensive
B
Brilliant Earth
21613259A · Oct 1
£6,218 GBP
$8,280 USD
View
Price last confirmed 28 days ago
5 more retailers have this diamond
Prices start from £915 GBPSave up to £3,275 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
6.58ct Emerald
£915 GBP