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Emerald|Lab Grown|IGI

6.50ct G VS1 Emerald Lab Grown Diamond

EX • G/VS1 • IGI LG640432888

Shape and cutting style on the report: Emerald cut

Certificate IGI LG640432888

Diamond specifications and retailer prices

From $2,255 NZD
$1,271 USD
As of October 31, 2026
Save $16,481 NZD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $18,737 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.5ct lab-grown emerald diamond

This 6.5ct lab-grown emerald sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG640432888 or 640432888. Listed at 18 retailers as of October 29, 2026, with prices from $2,255 to $18,737, a $16,481 spread on the same certified stone. Brilliant Earth lists it at $18,737. 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

6.50
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640432888
Dimensions12.99 × 8.34 × 5.47 mm
L/W Ratio1.56
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.99 mm8.34 mm6.50 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640432888
Side View
Table 64.0%Crown 34°Girdle: MED-STKPavilion 38.1°Culet: LNGDepth 65.6%

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 31
Current: $18,737 NZD|Low: $2,255 NZD|High: $18,896 NZD|Avg: $6,169 NZD
Brilliant Earth
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
Retailer 19
Retailer 20
November 1, 2026
Retailer 7$2,255 NZD
Retailer 13$2,339 NZD
Retailer 16$2,644 NZD
Retailer 11$2,954 NZD
Retailer 12$3,204 NZD
Retailer 8$3,290 NZD
Retailer 2$3,636 NZD
Retailer 5$3,646 NZD
Retailer 3$4,606 NZD
Retailer 14$4,782 NZD
Retailer 15$4,837 NZD
Retailer 18$4,994 NZD
Retailer 17$6,246 NZD
Retailer 6$6,769 NZD
Retailer 9$7,000 NZD
Retailer 4$7,958 NZD
Retailer 19$8,335 NZD
Retailer 10$9,159 NZD
Retailer 20$17,903 NZD
Brilliant Earth$18,737 NZD

18 data points across 20 retailers

18 retailers$2,255 NZD to $18,737 NZD

A
Cheapest Retailer
-
$2,255 NZD
$1,271 USD
Final sale: no returns
A
Retailer 2
-
$2,339 NZD
$1,318 USD
View
A
Retailer 3
-
$2,644 NZD
$1,490 USD
View
B+
Retailer 4
-
$3,290 NZD
$1,854 USD
View
B+
Retailer 5
-
$3,636 NZD
£1,613 GBP
View
B+
Retailer 6
-
$3,646 NZD
$2,055 USD
View
B
Retailer 7
-
$4,606 NZD
$2,596 USD
View
B+
Retailer 8
-
$4,782 NZD
A$4,146 AUD
View
B+
Retailer 9
-
$4,837 NZD
$2,726 USD
View
B+
Retailer 10
-
$4,994 NZD
ZAR 45,466 ZAR
View
B
Retailer 11
-
$6,246 NZD
£2,772 GBP
View
B
Retailer 12
-
$6,769 NZD
$3,815 USD
View
B
Retailer 13
-
$7,000 NZD
$3,945 USD
View
Retailer 14
-
$7,958 NZD
$4,485 USD
View
Price last confirmed 14 days ago
B
Retailer 15
-
$8,335 NZD
£3,699 GBP
View
B
Retailer 16
-
$9,159 NZD
$5,162 USD
View
B
Retailer 17
-
$17,903 NZD
$10,090 USD
View
Most Expensive
B
Brilliant Earth
22300733A · Oct 29
$18,737 NZD
$10,560 USD
View
17 more retailers have this diamond
Prices start from $2,255 NZDSave up to $16,481 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
6.50ct Emerald
$2,255 NZD