CaratHunter
Plans
Emerald|Lab Grown|IGI

6.51ct D VVS2 Emerald Lab Grown Diamond

ID • D/VVS2 • IGI LG831657298

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831657298

Diamond specifications and retailer prices

From £1,659 GBP
$2,209 USD
As of October 29, 2026
Save £5,422 GBP (77%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £7,081 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG831657298 or 831657298. Listed at 9 retailers as of October 29, 2026, with prices from £1,659 to £7,081, a £5,422 spread on the same certified stone. Brilliant Earth lists it at £7,081. 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 angle44.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831657298
Dimensions11.69 × 8.54 × 6.08 mm
L/W Ratio1.37
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.69 mm8.54 mm6.51 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831657298
Side View
Table 70.0%Crown 44.7°Girdle: ThickPavilion 39.9°Culet: LargeDepth 71.2%

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: £1,901 GBP|Low: £1,627 GBP|High: £5,028 GBP|Avg: £3,225 GBP|-4.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 3£1,659 GBP
Retailer 1£1,901 GBP
Retailer 7£2,114 GBP
Retailer 4£3,449 GBP
Retailer 5£3,544 GBP
Retailer 2£3,855 GBP
Retailer 8£4,566 GBP
Retailer 6£4,718 GBP

45 data points across 8 retailers

9 retailers£1,659 GBP to £7,081 GBP

A
Cheapest Retailer
-
£1,659 GBP
$2,209 USD
A
Retailer 2
-
£1,901 GBP
View
A
Retailer 3
-
£2,114 GBP
$2,815 USD
View
B+
Retailer 4
-
£3,449 GBP
$4,593 USD
View
B+
Retailer 5
-
£3,544 GBP
$4,719 USD
View
B+
Retailer 6
-
£3,855 GBP
View
Retailer 7
-
£4,566 GBP
$6,080 USD
View
Price last confirmed 25 days ago
B+
Retailer 8
-
£4,718 GBP
$6,283 USD
View
Most Expensive
B
Brilliant Earth
22350080A · Oct 29
£7,081 GBP
$9,430 USD
View
8 more retailers have this diamond
Prices start from £1,659 GBPSave up to £5,422 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
6.51ct Emerald
£1,659 GBP