Asscher|Lab Grown|IGI

1.28ct D VS1 Asscher Lab Grown Diamond

ID • D/VS1 • IGI LG691510040

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG691510040

Diamond specifications and retailer prices

From $238 USD
As of October 30, 2026
Save $999 USD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,237 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG691510040 or 691510040. Listed at 16 retailers as of October 30, 2026, with prices from $238 to $1,237, a $999 spread on the same certified stone. Reve Diamonds lists it at $1,237. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG691510040
Dimensions5.94 × 5.93 × 3.97 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.94 mm5.93 mm1.28 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG691510040
Side View
Table 65.0%Crown 36.1°Girdle: MediumPavilion 40.1°Culet: NoneDepth 66.9%

Caratlytics Score

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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: Oct 30
Current: $870 USD|Low: $238 USD|High: $1,243 USD|Avg: $647 USD|-16.3%
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
Reve Diamonds
October 30, 2026
Retailer 5$238 USD
Retailer 13$265 USD
Retailer 15$356 USD
Retailer 11$455 USD
Retailer 6$455 USD
Retailer 9$458 USD
Retailer 8$490 USD
Retailer 7$516 USD
Retailer 2$546 USD
Retailer 3$585 USD
Retailer 12$647 USD
Retailer 14$705 USD
Retailer 1$870 USD
Retailer 4$904 USD
Retailer 10$1,067 USD
Reve Diamonds$1,237 USD

41 data points across 16 retailers

16 retailers$238 USD to $1,237 USD

A
Cheapest Retailer
-
$238 USD
Final sale: no returns
A
Retailer 2
-
$265 USD
View
Retailer 3
-
$356 USD
£280 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
$455 USD
ZAR 7,348 ZAR
View
A
Retailer 5
-
$455 USD
View
A
Retailer 6
-
$458 USD
€436 EUR
View
A
Retailer 7
-
$490 USD
£386 GBP
View
A
Retailer 8
-
$516 USD
View
Retailer 9
-
$546 USD
£430 GBP
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$585 USD
View
B+
Retailer 11
-
$647 USD
A$996 AUD
View
B+
Retailer 12
-
$705 USD
View
B+
Retailer 13
-
$870 USD
View
B
Retailer 14
-
$904 USD
View
B
Retailer 15
-
$1,067 USD
£840 GBP
View
Most Expensive
B
Reve Diamonds
ED363508F · Oct 30
$1,237 USD
View
15 more retailers have this diamond
Prices start from $238 USDSave up to $999 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
$238 USD