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Emerald|Lab Grown|IGI

2.57ct F VVS2 Emerald Lab Grown Diamond

EX • F/VVS2 • IGI LG787658029

Shape and cutting style on the report: Emerald cut

Certificate IGI LG787658029

Diamond specifications and retailer prices

From $635 NZD
$358 USD
As of October 30, 2026
Save $5,894 NZD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,529 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.57ct lab-grown emerald diamond

This 2.57ct lab-grown emerald sits in the two to three carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG787658029 or 787658029. Listed at 18 retailers as of October 30, 2026, with prices from $635 to $6,529, a $5,894 spread on the same certified stone. Brilliant Earth lists it at $6,529. 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

2.57
Carat
F
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787658029
Dimensions9.78 × 6.43 × 4.15 mm
L/W Ratio1.52
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.78 mm6.43 mm2.57 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787658029
Side View
Table 67.0%Crown 33.9°Girdle: THN-MEDPavilion 40.9°Culet: LargeDepth 64.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,529 NZD|Low: $610 NZD|High: $8,730 NZD|Avg: $2,136 NZD|-25.2%
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
November 1, 2026
Retailer 14$635 NZD
Retailer 4$788 NZD
Retailer 6$788 NZD
Retailer 13$1,265 NZD
Retailer 10$1,269 NZD
Retailer 2$1,428 NZD
Retailer 15$1,448 NZD
Retailer 3$1,457 NZD
Retailer 8$1,926 NZD
Retailer 9$2,099 NZD
Retailer 12$2,312 NZD
Retailer 7$2,798 NZD
Retailer 5$2,977 NZD
Retailer 11$3,405 NZD
Brilliant Earth$6,529 NZD

43 data points across 15 retailers

18 retailers$635 NZD to $6,529 NZD

A
Cheapest Retailer
-
$635 NZD
$358 USD
Retailer 2
-
$779 NZD
$439 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
$788 NZD
$444 USD
View
Retailer 4
-
$788 NZD
$444 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$1,265 NZD
$713 USD
View
A
Retailer 6
-
$1,269 NZD
$715 USD
View
A
Retailer 7
-
$1,428 NZD
£634 GBP
View
A
Retailer 8
-
$1,448 NZD
$816 USD
View
A
Retailer 9
-
$1,457 NZD
$821 USD
View
A
Retailer 10
-
$1,926 NZD
A$1,670 AUD
View
B+
Retailer 11
-
$2,099 NZD
ZAR 19,110 ZAR
View
B+
Retailer 12
-
$2,312 NZD
$1,303 USD
View
B+
Retailer 13
-
$2,798 NZD
$1,577 USD
View
B+
Retailer 14
-
$2,977 NZD
$1,678 USD
View
B
Retailer 15
-
$3,069 NZD
$1,730 USD
View
B
Retailer 16
-
$3,405 NZD
£1,511 GBP
View
B
Retailer 17
-
$5,642 NZD
$3,180 USD
View
Most Expensive
B
Brilliant Earth
20950209Y · Oct 31
$6,529 NZD
$3,680 USD
View
17 more retailers have this diamond
Prices start from $635 NZDSave up to $5,894 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
2.57ct Emerald
$635 NZD