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Emerald|Lab Grown|IGI

2.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG812621314

Shape and cutting style on the report: Emerald cut

Certificate IGI LG812621314

Diamond specifications and retailer prices

From $1,846 NZD
As of November 4, 2026
Save $9,783 NZD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $11,628 NZD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 2.51ct lab-grown emerald diamond

This 2.51ct lab-grown emerald sits in the two to three carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG812621314 or 812621314. Listed at 24 retailers as of November 3, 2026, with prices from $1,846 to $11,628, a $9,783 spread on the same certified stone. Brilliant Earth lists it at $11,628. 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

2.51
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812621314
Dimensions9.51 × 6.32 × 4.12 mm
L/W Ratio1.50
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.51 mm6.32 mm2.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812621314
Side View
Table 62.0%Crown 31.8°Girdle: Slightly ThickPavilion 38.8°Culet: LargeDepth 65.2%

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: Nov 4
Current: $11,628 NZD|Low: $1,846 NZD|High: $14,028 NZD|Avg: $4,798 NZD|-17.1%
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
Retailer 21
Retailer 22
November 4, 2026
Retailer 9$1,846 NZD
Retailer 6$2,007 NZD
Retailer 7$2,066 NZD
Retailer 21$2,141 NZD
Retailer 15$2,310 NZD
Retailer 13$2,454 NZD
Retailer 12$2,703 NZD
Retailer 2$3,056 NZD
Retailer 11$3,218 NZD
Retailer 20$3,416 NZD
Retailer 3$4,013 NZD
Retailer 19$4,040 NZD
Retailer 5$4,525 NZD
Retailer 18$5,082 NZD
Retailer 8$5,510 NZD
Retailer 16$5,528 NZD
Retailer 22$6,323 NZD
Retailer 4$6,876 NZD
Retailer 17$7,260 NZD
Retailer 10$7,471 NZD
Retailer 14$8,899 NZD
Brilliant Earth$11,628 NZD

34 data points across 22 retailers

24 retailers$1,846 NZD to $11,628 NZD

A
Cheapest Retailer
-
$1,846 NZD
A
Retailer 2
-
$2,007 NZD
View
A
Retailer 3
-
$2,066 NZD
View
Final sale: no returns
A
Retailer 4
-
$2,141 NZD
View
Retailer 5
-
$2,310 NZD
View
Price last confirmed 23 days ago
A
Retailer 6
-
$2,454 NZD
View
A
Retailer 7
-
$2,703 NZD
View
A
Retailer 8
-
$3,056 NZD
View
A
Retailer 9
-
$3,218 NZD
View
A
Retailer 10
-
$3,416 NZD
View
A
Retailer 11
-
$4,013 NZD
View
A
Retailer 12
-
$4,040 NZD
View
A
Retailer 13
-
$4,525 NZD
View
B+
Retailer 14
-
$5,082 NZD
View
B+
Retailer 15
-
$5,510 NZD
View
B+
Retailer 16
-
$5,528 NZD
View
B+
Retailer 17
-
$6,323 NZD
View
Retailer 18
-
$6,367 NZD
View
Price last confirmed 24 days ago
B+
Retailer 19
-
$6,639 NZD
View
B+
Retailer 20
-
$6,876 NZD
View
B+
Retailer 21
-
$7,260 NZD
View
B+
Retailer 22
-
$7,471 NZD
View
B+
Retailer 23
-
$8,899 NZD
View
Most Expensive
B
Brilliant Earth
20680889A · Nov 3
$11,628 NZD
$6,540 USD
View
23 more retailers have this diamond
Prices start from $1,846 NZDSave up to $9,783 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
2.51ct Emerald
$1,846 NZD