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Emerald|Lab Grown|IGI

2.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG733565995

Shape and cutting style on the report: Emerald cut

Certificate IGI LG733565995

Diamond specifications and retailer prices

From $1,662 NZD
As of November 4, 2026
Save $9,966 NZD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $11,628 NZD at Brilliant Earth · As of October 18, 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 LG733565995 or 733565995. Listed at 25 retailers as of November 3, 2026, with a 599% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle29.6°
Pavilion angle47.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733565995
Dimensions9.55 × 6.32 × 4.05 mm
L/W Ratio1.51
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
9.55 mm6.32 mm2.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733565995
Side View
Table 63.0%Crown 29.6°Girdle: MediumPavilion 47.1°Culet: LargeDepth 64.1%

Caratlytics Score

How it works →
A+
Exceptional
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: $6,291 NZD|Low: $1,662 NZD|High: $6,796 NZD|Avg: $3,896 NZD|-1.1%
Retailer 1
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
November 4, 2026
Retailer 14$1,662 NZD
Retailer 18$1,808 NZD
Retailer 19$1,860 NZD
Retailer 3$1,929 NZD
Retailer 7$2,240 NZD
Retailer 6$2,374 NZD
Retailer 5$2,813 NZD
Retailer 13$2,941 NZD
Retailer 11$3,168 NZD
Retailer 12$3,759 NZD
Retailer 16$4,461 NZD
Retailer 9$4,584 NZD
Retailer 2$4,978 NZD
Retailer 10$5,338 NZD
Retailer 15$5,421 NZD
Retailer 8$6,042 NZD
Retailer 1$6,291 NZD
Retailer 4$6,538 NZD
Retailer 17$6,707 NZD

20 data points across 19 retailers

25 retailers$1,662 NZD to $11,628 NZD

A+
Cheapest Retailer
-
$1,662 NZD
A
Retailer 2
-
$1,808 NZD
View
A
Retailer 3
-
$1,860 NZD
View
Final sale: no returns
A
Retailer 4
-
$1,929 NZD
View
Retailer 5
-
$1,972 NZD
View
Price last confirmed 23 days ago
A
Retailer 6
-
$2,240 NZD
View
A
Retailer 7
-
$2,374 NZD
View
A
Retailer 8
-
$2,813 NZD
View
A
Retailer 9
-
$2,941 NZD
View
A
Retailer 10
-
$3,168 NZD
View
A
Retailer 11
-
$3,759 NZD
View
A
Retailer 12
-
$4,461 NZD
View
A
Retailer 13
-
$4,584 NZD
View
B+
Retailer 14
-
$4,978 NZD
View
B+
Retailer 15
-
$5,338 NZD
View
B+
Retailer 16
-
$5,421 NZD
View
B+
Retailer 17
-
$5,921 NZD
View
B+
Retailer 18
-
$6,042 NZD
View
B+
Retailer 19
-
$6,291 NZD
View
B+
Retailer 20
-
$6,538 NZD
View
B+
Retailer 21
-
$6,707 NZD
View
Retailer 22
-
$6,890 NZD
View
Price last confirmed 27 days ago
Retailer 23
-
$9,032 NZD
View
Price last confirmed 28 days ago
B
Retailer 24
-
$11,628 NZD
View
Most Expensive
Brilliant Earth
16105396A · Oct 18
$11,628 NZD
$6,540 USD
View
Price last confirmed 16 days ago
24 more retailers have this diamond
Prices start from $1,662 NZDSave up to $9,966 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
$1,662 NZD