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Asscher|Lab Grown|IGI

1.28ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG798615445

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG798615445

Diamond specifications and retailer prices

From $862 NZD
As of November 4, 2026
Save $1,167 NZD (58%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,027 NZD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.28ct lab-grown asscher diamond

This 1.28ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG798615445 or 798615445. Listed at 5 retailers as of November 4, 2026, with a 135% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798615445
Dimensions6.02 × 6.01 × 4.02 mm
L/W Ratio1.00
Culet sizePointed
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
6.02 mm6.01 mm1.28 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798615445
Side View
Table 62.0%Crown 35.7°Girdle: MediumPavilion 42°Culet: NoneDepth 66.9%

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: $4,027 NZD|Low: $823 NZD|High: $4,258 NZD|Avg: $1,764 NZD|-4.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 4$862 NZD
Retailer 5$905 NZD
Retailer 3$938 NZD
Retailer 6$1,059 NZD
Retailer 7$1,119 NZD
Retailer 2$2,029 NZD
Retailer 8$2,093 NZD
Retailer 9$2,728 NZD
Brilliant Earth$4,027 NZD

23 data points across 9 retailers

5 retailers$862 NZD to $2,029 NZD

A
Cheapest Retailer
-
$862 NZD
Retailer 2
-
$905 NZD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$938 NZD
View
B+
Retailer 4
-
$2,029 NZD
View
Most Expensive
Brilliant Earth
19050249A · Oct 26
$4,027 NZD
$2,270 USD
View
Price last confirmed 9 days ago
4 more retailers have this diamond
Prices start from $862 NZDSave up to $1,167 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 Asscher
$862 NZD