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Emerald|Lab Grown|IGI

6.37ct E VVS1 Emerald Lab Grown Diamond

ID • E/VVS1 • IGI LG840656860

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840656860

Diamond specifications and retailer prices

From £1,731 GBP
$2,320 USD
As of October 29, 2026
Save £4,833 GBP (74%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £8,154 GBP at Helzberg Diamonds · As of October 13, 2026
View at Helzberg Diamonds

About this 6.37ct lab-grown emerald diamond

This 6.37ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840656860 or 840656860. Listed at 18 retailers as of October 29, 2026, with a 279% 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

6.37
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle43.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840656860
Dimensions12.63 × 8.56 × 5.85 mm
L/W Ratio1.48
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.63 mm8.56 mm6.37 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840656860
Side View
Table 61.0%Crown 36.3°Girdle: Slightly ThickPavilion 43.9°Culet: LargeDepth 68.3%

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: £8,154 GBP|Low: £1,203 GBP|High: £12,322 GBP|Avg: £5,109 GBP|+22.1%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 6£1,731 GBP
Retailer 18£1,918 GBP
Retailer 2£2,467 GBP
Retailer 15£2,564 GBP
Retailer 13£2,712 GBP
Retailer 17£2,876 GBP
Retailer 5£3,327 GBP
Retailer 4£3,401 GBP
Retailer 12£3,470 GBP
Retailer 14£4,891 GBP
Retailer 9£4,898 GBP
Retailer 3£5,074 GBP
Retailer 8£6,271 GBP
Retailer 10£6,291 GBP
Retailer 7£6,429 GBP
Retailer 11£6,530 GBP
Retailer 16£6,565 GBP
Helzberg Diamonds£8,154 GBP

30 data points across 18 retailers

18 retailers£1,731 GBP to £6,565 GBP

A
Cheapest Retailer
-
£1,731 GBP
$2,320 USD
Final sale: no returns
A
Retailer 2
-
£1,918 GBP
$2,570 USD
View
A
Retailer 3
-
£2,467 GBP
View
A
Retailer 4
-
£2,564 GBP
$3,435 USD
View
B+
Retailer 5
-
£2,712 GBP
€3,461 EUR
View
B+
Retailer 6
-
£2,876 GBP
$3,853 USD
View
Retailer 7
-
£3,327 GBP
A$6,859 AUD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£3,401 GBP
View
B+
Retailer 9
-
£3,470 GBP
ZAR 75,101 ZAR
View
B+
Retailer 10
-
£4,891 GBP
View
B
Retailer 11
-
£4,898 GBP
$6,563 USD
View
B+
Retailer 12
-
£5,074 GBP
$6,799 USD
View
B
Retailer 13
-
£6,271 GBP
$8,403 USD
View
Retailer 14
-
£6,291 GBP
A$12,969 AUD
View
Price last confirmed 22 days ago
B
Retailer 15
-
£6,429 GBP
SGD 11,640 SGD
View
B
Retailer 16
-
£6,530 GBP
$8,750 USD
View
B
Retailer 17
-
£6,565 GBP
$8,796 USD
View
Most Expensive
Helzberg Diamonds
ZXZOKGMLMOMG · Oct 13
£8,154 GBP
$10,925 USD
View
Price last confirmed 18 days ago
17 more retailers have this diamond
Prices start from £1,731 GBPSave up to £4,833 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
6.37ct Emerald
£1,731 GBP