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Emerald|Lab Grown|IGI

6.51ct D VVS2 Emerald Lab Grown Diamond

ID • D/VVS2 • IGI LG656401857

Shape and cutting style on the report: Emerald cut

Certificate IGI LG656401857

Diamond specifications and retailer prices

From £2,792 GBP
$3,718 USD
As of October 29, 2026
Save £10,492 GBP (79%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £17,392 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 6.51ct lab-grown emerald diamond

This 6.51ct lab-grown emerald sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG656401857 or 656401857. Listed at 19 retailers as of October 29, 2026, with a 376% 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

6.51
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656401857
Dimensions8.43 × 8.43 × 5.64 mm
L/W Ratio1.00
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.43 mm8.43 mm6.51 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656401857
Side View
Table 64.0%Crown 36.5°Girdle: STK-THKPavilion 36.7°Culet: LNGDepth 66.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £17,392 GBP|Low: £2,683 GBP|High: £18,818 GBP|Avg: £6,470 GBP|-7.6%
Do Amore 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
October 30, 2026
Retailer 5£2,792 GBP
Retailer 4£2,831 GBP
Retailer 7£3,043 GBP
Retailer 12£3,049 GBP
Retailer 14£4,045 GBP
Retailer 15£4,162 GBP
Retailer 2£4,234 GBP
Retailer 6£4,967 GBP
Retailer 8£5,315 GBP
Retailer 11£6,078 GBP
Retailer 9£6,263 GBP
Retailer 10£6,971 GBP
Retailer 3£7,385 GBP
Retailer 16£8,074 GBP
Retailer 13£13,284 GBP
Do Amore Diamonds£17,392 GBP

25 data points across 16 retailers

19 retailers£2,792 GBP to £13,284 GBP

Retailer 1
-
£2,528 GBP
$3,367 USD
Price last confirmed 38 days ago
B+
Retailer 2
-
£2,792 GBP
$3,718 USD
View
B+
Retailer 3
-
£2,831 GBP
$3,770 USD
View
Final sale: no returns
Retailer 4
-
£2,893 GBP
$3,852 USD
View
Price last confirmed 37 days ago
B+
Retailer 5
-
£3,043 GBP
$4,052 USD
View
B+
Retailer 6
-
£3,049 GBP
$4,060 USD
View
B+
Retailer 7
-
£4,045 GBP
$5,387 USD
View
B+
Retailer 8
-
£4,162 GBP
$5,543 USD
View
B+
Retailer 9
-
£4,234 GBP
View
B
Retailer 10
-
£4,967 GBP
View
Retailer 11
-
£5,315 GBP
A$10,890 AUD
View
Price last confirmed 118 days ago
Retailer 12
-
£6,078 GBP
A$12,452 AUD
View
Price last confirmed 7 days ago
B
Retailer 13
-
£6,263 GBP
ZAR 134,744 ZAR
View
B
Retailer 14
-
£6,971 GBP
View
B
Retailer 15
-
£7,385 GBP
$9,834 USD
View
B
Retailer 16
-
£8,074 GBP
$10,752 USD
View
B
Retailer 17
-
£11,435 GBP
$15,227 USD
View
B
Retailer 18
-
£13,284 GBP
$17,690 USD
View
Most Expensive
Do Amore Diamonds
27-7BD5B51E8 · Oct 29
£17,392 GBP
$23,160 USD
View
Price under review
18 more retailers have this diamond
Prices start from £2,792 GBPSave up to £10,492 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.

B+
6.51ct Emerald
£2,792 GBP