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Emerald|Lab Grown|IGI

1.28ct D FL Emerald Lab Grown Diamond

ID • D/FL • IGI LG845632649

Shape and cutting style on the report: Emerald cut

Certificate IGI LG845632649

Diamond specifications and retailer prices

From $461 NZD
As of November 4, 2026
Save $3,864 NZD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,325 NZD at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

About this 1.28ct lab-grown emerald diamond

This 1.28ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG845632649 or 845632649. Listed at 15 retailers as of November 4, 2026, with prices from $461 to $4,325, a $3,864 spread on the same certified stone. Helzberg Diamonds lists it at $4,325. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.5°
Pavilion angle46°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845632649
Dimensions7.46 × 5.18 × 3.23 mm
L/W Ratio1.44
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
7.46 mm5.18 mm1.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845632649
Side View
Table 66.0%Crown 30.5°Girdle: MediumPavilion 46°Culet: LargeDepth 62.4%

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: Nov 4
Current: $4,325 NZD|Low: $461 NZD|High: $4,325 NZD|Avg: $1,854 NZD
Helzberg 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
November 5, 2026
Retailer 13$461 NZD
Retailer 11$532 NZD
Retailer 4$534 NZD
Retailer 10$571 NZD
Retailer 9$852 NZD
Retailer 2$1,080 NZD
Retailer 15$1,511 NZD
Retailer 12$1,756 NZD
Retailer 14$1,838 NZD
Retailer 5$1,928 NZD
Retailer 6$2,083 NZD
Retailer 8$2,283 NZD
Retailer 7$2,313 NZD
Retailer 3$3,992 NZD
Helzberg Diamonds$4,325 NZD

3 data points across 15 retailers

15 retailers$461 NZD to $4,325 NZD

A
Cheapest Retailer
-
$461 NZD
A
Retailer 2
-
$532 NZD
View
Final sale: no returns
A
Retailer 3
-
$534 NZD
View
A
Retailer 4
-
$571 NZD
View
A
Retailer 5
-
$852 NZD
View
A
Retailer 6
-
$1,080 NZD
View
B+
Retailer 7
-
$1,511 NZD
View
B+
Retailer 8
-
$1,756 NZD
View
B+
Retailer 9
-
$1,838 NZD
View
B+
Retailer 10
-
$1,928 NZD
View
B
Retailer 11
-
$2,083 NZD
View
B
Retailer 12
-
$2,283 NZD
View
B
Retailer 13
-
$2,313 NZD
View
B
Retailer 14
-
$3,992 NZD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKLMJIMKP · Nov 4
$4,325 NZD
$2,438 USD
View
14 more retailers have this diamond
Prices start from $461 NZDSave up to $3,864 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
1.28ct Emerald
$461 NZD