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Emerald|Lab Grown|IGI

6.40ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG625420001

Shape and cutting style on the report: Emerald cut

Certificate IGI LG625420001

Diamond specifications and retailer prices

From $1,348 NZD
$760 USD
As of October 30, 2026
Save $10,628 NZD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $11,977 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 6.4ct lab-grown emerald diamond

This 6.4ct 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 LG625420001 or 625420001. Listed at 10 retailers as of October 30, 2026, with prices from $1,348 to $11,977, a $10,628 spread on the same certified stone. Do Amore Diamonds lists it at $11,977. 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

6.40
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625420001
Dimensions12.64 × 8.70 × 5.84 mm
L/W Ratio1.45
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.64 mm8.70 mm6.40 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625420001
Side View
Table 65.0%Crown 38.3°Girdle: MediumPavilion 40.2°Culet: LNGDepth 67.1%

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: $11,977 NZD|Low: $1,178 NZD|High: $13,644 NZD|Avg: $4,373 NZD|-12.2%
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 31, 2026
Retailer 13$1,348 NZD
Retailer 11$1,467 NZD
Retailer 16$1,686 NZD
Retailer 14$2,530 NZD
Retailer 10$2,537 NZD
Retailer 6$2,808 NZD
Retailer 7$2,839 NZD
Retailer 2$3,202 NZD
Retailer 12$3,722 NZD
Retailer 5$3,738 NZD
Retailer 3$4,709 NZD
Retailer 15$4,858 NZD
Retailer 8$4,899 NZD
Retailer 4$6,446 NZD
Retailer 9$6,510 NZD
Do Amore Diamonds$11,977 NZD

22 data points across 16 retailers

10 retailers$1,348 NZD to $11,977 NZD

A
Cheapest Retailer
-
$1,348 NZD
$760 USD
A
Retailer 2
-
$1,467 NZD
$827 USD
View
A
Retailer 3
-
$1,686 NZD
$950 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,530 NZD
$1,426 USD
View
A
Retailer 5
-
$2,537 NZD
$1,430 USD
View
A
Retailer 6
-
$3,202 NZD
A$2,776 AUD
View
B+
Retailer 7
-
$3,722 NZD
$2,098 USD
View
B+
Retailer 8
-
$4,858 NZD
$2,738 USD
View
B
Retailer 9
-
$6,510 NZD
£2,889 GBP
View
Most Expensive
B
Do Amore Diamonds
27-08DA6A469 · Oct 31
$11,977 NZD
$6,750 USD
View
9 more retailers have this diamond
Prices start from $1,348 NZDSave up to $10,628 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
6.40ct Emerald
$1,348 NZD