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Asscher|Lab Grown|IGI

1.28ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG632404777

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG632404777

Diamond specifications and retailer prices

From $2,630 NZD
£1,167 GBP
As of November 5, 2026
2 retailers carry this diamond
Most expensive: $2,630 NZD at Diamond Quarter
View at Diamond Quarter

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 LG632404777 or 632404777. Listed at 2 retailers as of November 5, 2026. 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 angle38.8°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632404777
Dimensions6.01 × 6.00 × 4.03 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
6.01 mm6.00 mm1.28 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632404777
Side View
Table 63.0%Crown 38.8°Girdle: MediumPavilion 42.5°Culet: NoneDepth 67.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: $1,579 NZD|Low: $1,540 NZD|High: $5,180 NZD|Avg: $3,390 NZD|+2.5%
Retailer 1
Retailer 2
October 29, 2026
Retailer 1$1,579 NZD
Retailer 2$5,180 NZD

10 data points across 2 retailers

2 retailers

Retailer 1
-
$1,579 NZD
Price last confirmed 7 days ago
Most Expensive
B
Diamond Quarter
1.28IFDLG774EEFN · Nov 5
$2,630 NZD
£1,167 GBP
View
1 more retailer has this diamond

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.

B
1.28ct Asscher
$2,630 NZD