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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 $3,919 NZD
$2,209 USD
As of October 30, 2026
Save $12,812 NZD (77%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $16,732 NZD 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 $3,919 to $16,732, a $12,812 spread on the same certified stone. Brilliant Earth lists it at $16,732. 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 30
Current: $4,492 NZD|Low: $3,845 NZD|High: $11,881 NZD|Avg: $7,619 NZD|-4.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 3$3,919 NZD
Retailer 1$4,492 NZD
Retailer 7$4,995 NZD
Retailer 4$8,149 NZD
Retailer 5$8,373 NZD
Retailer 2$9,108 NZD
Retailer 8$10,788 NZD
Retailer 6$11,149 NZD

45 data points across 8 retailers

9 retailers$3,919 NZD to $16,732 NZD

A
Cheapest Retailer
-
$3,919 NZD
$2,209 USD
A
Retailer 2
-
$4,492 NZD
£1,994 GBP
View
A
Retailer 3
-
$4,995 NZD
$2,815 USD
View
B+
Retailer 4
-
$8,149 NZD
$4,593 USD
View
B+
Retailer 5
-
$8,373 NZD
$4,719 USD
View
B+
Retailer 6
-
$9,108 NZD
£4,042 GBP
View
Retailer 7
-
$10,788 NZD
$6,080 USD
View
Price last confirmed 26 days ago
B+
Retailer 8
-
$11,149 NZD
$6,283 USD
View
Most Expensive
B
Brilliant Earth
22350080A · Oct 29
$16,732 NZD
$9,430 USD
View
8 more retailers have this diamond
Prices start from $3,919 NZDSave up to $12,812 NZD

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
$3,919 NZD