Asscher|Lab Grown|IGI

1.40ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG784629143

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG784629143

Diamond specifications and retailer prices

From $293 USD
As of October 30, 2026
Save $1,199 USD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,100 USD at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

About this 1.4ct lab-grown asscher diamond

This 1.4ct 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 LG784629143 or 784629143. Listed at 21 retailers as of October 30, 2026, with a 409% 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

1.40
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784629143
Dimensions6.21 × 6.14 × 4.01 mm
L/W Ratio1.01
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
6.21 mm6.14 mm1.40 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784629143
Side View
Table 69.0%Crown 32.3°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 65.3%

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: $3,100 USD|Low: $282 USD|High: $3,100 USD|Avg: $829 USD
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 3$293 USD
Retailer 10$328 USD
Retailer 8$340 USD
Retailer 4$364 USD
Retailer 7$364 USD
Retailer 11$376 USD
Retailer 15$520 USD
Retailer 18$596 USD
Retailer 6$597 USD
Retailer 9$619 USD
Retailer 14$625 USD
Retailer 2$644 USD
Retailer 13$887 USD
Retailer 17$903 USD
Retailer 5$1,169 USD
Retailer 12$1,466 USD
Retailer 16$2,555 USD
Brilliant Earth$3,100 USD

41 data points across 18 retailers

21 retailers$293 USD to $1,492 USD

A
Cheapest Retailer
-
$293 USD
A
Retailer 2
-
$328 USD
View
Final sale: no returns
A
Retailer 3
-
$340 USD
View
A
Retailer 4
-
$364 USD
View
A
Retailer 5
-
$364 USD
View
A
Retailer 6
-
$376 USD
£296 GBP
View
A
Retailer 7
-
$520 USD
View
A
Retailer 8
-
$597 USD
View
A
Retailer 9
-
$619 USD
View
A
Retailer 10
-
$625 USD
ZAR 10,098 ZAR
View
A
Retailer 11
-
$644 USD
£507 GBP
View
B+
Retailer 12
-
$887 USD
A$1,365 AUD
View
B+
Retailer 13
-
$903 USD
View
B+
Retailer 14
-
$1,010 USD
View
B+
Retailer 15
-
$1,169 USD
View
B+
Retailer 16
-
$1,218 USD
View
B+
Retailer 17
-
$1,466 USD
£1,154 GBP
View
B+
Retailer 18
-
$1,492 USD
View
Retailer 19
-
$2,393 USD
View
Price last confirmed 82 days ago
Retailer 20
-
$2,555 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
21384785A · Oct 8
$3,100 USD
View
Price last confirmed 22 days ago
20 more retailers have this diamond
Prices start from $293 USDSave up to $1,199 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
1.40ct Asscher
$293 USD