Asscher|Lab Grown|IGI

1.28ct D VVS1 Asscher Lab Grown Diamond

ID • D/VVS1 • IGI LG745519204

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG745519204

Diamond specifications and retailer prices

From $191 USD
As of October 30, 2026
Save $923 USD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,510 USD at Brilliant Earth · As of October 16, 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG745519204 or 745519204. Listed at 11 retailers as of October 29, 2026, with a 483% 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
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle43.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745519204
Dimensions5.87 × 5.86 × 3.95 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
5.87 mm5.86 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745519204
Side View
Table 60.0%Crown 33.9°Girdle: MediumPavilion 43.9°Culet: NoneDepth 67.4%

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: Oct 30
Current: $1,510 USD|Low: $188 USD|High: $1,880 USD|Avg: $622 USD|-19.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 6$191 USD
Retailer 12$219 USD
Retailer 11$415 USD
Retailer 3$441 USD
Retailer 8$474 USD
Retailer 4$482 USD
Retailer 10$486 USD
Retailer 7$580 USD
Retailer 9$627 USD
Retailer 5$762 USD
Retailer 2$1,114 USD
Brilliant Earth$1,510 USD

32 data points across 12 retailers

11 retailers$191 USD to $1,114 USD

A+
Cheapest Retailer
-
$191 USD
A
Retailer 2
-
$219 USD
View
Final sale: no returns
Retailer 3
-
$227 USD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$415 USD
View
A
Retailer 5
-
$474 USD
€451 EUR
View
A
Retailer 6
-
$486 USD
View
B+
Retailer 7
-
$580 USD
A$892 AUD
View
B+
Retailer 8
-
$627 USD
View
B+
Retailer 9
-
$762 USD
View
B+
Retailer 10
-
$1,114 USD
£877 GBP
View
Most Expensive
Brilliant Earth
16608286A · Oct 16
$1,510 USD
View
Price last confirmed 14 days ago
10 more retailers have this diamond
Prices start from $191 USDSave up to $923 USD

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
$191 USD