Asscher|Lab Grown|IGI

1.54ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG620422149

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG620422149

Diamond specifications and retailer prices

From $318 USD
As of October 30, 2026
Save $2,712 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,030 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.54ct lab-grown asscher diamond

This 1.54ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG620422149 or 620422149. Listed at 19 retailers as of October 30, 2026, with prices from $318 to $3,030, a $2,712 spread on the same certified stone. Brilliant Earth lists it at $3,030. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620422149
Dimensions6.34 × 6.27 × 4.10 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
6.34 mm6.27 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620422149
Side View
Table 63.0%Crown 30°Girdle: Slightly ThickPavilion 42.5°Culet: NoneDepth 65.4%

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: Oct 30
Current: $3,030 USD|Low: $318 USD|High: $3,030 USD|Avg: $996 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 7$318 USD
Retailer 12$373 USD
Retailer 10$376 USD
Retailer 3$472 USD
Retailer 5$510 USD
Retailer 15$578 USD
Retailer 4$605 USD
Retailer 17$614 USD
Retailer 2$616 USD
Retailer 18$818 USD
Retailer 11$901 USD
Retailer 6$1,040 USD
Retailer 8$1,181 USD
Retailer 13$1,353 USD
Retailer 16$1,417 USD
Retailer 14$1,468 USD
Retailer 9$2,245 USD
Brilliant Earth$3,030 USD

30 data points across 18 retailers

19 retailers$318 USD to $3,030 USD

A
Cheapest Retailer
-
$318 USD
Final sale: no returns
A
Retailer 2
-
$373 USD
£294 GBP
View
A
Retailer 3
-
$472 USD
View
A
Retailer 4
-
$510 USD
View
A
Retailer 5
-
$578 USD
€550 EUR
View
A
Retailer 6
-
$605 USD
ZAR 9,766 ZAR
View
A
Retailer 7
-
$614 USD
View
A
Retailer 8
-
$616 USD
£485 GBP
View
A
Retailer 9
-
$818 USD
A$1,259 AUD
View
A
Retailer 10
-
$901 USD
View
B+
Retailer 11
-
$1,040 USD
View
B+
Retailer 12
-
$1,181 USD
View
B+
Retailer 13
-
$1,353 USD
View
Retailer 14
-
$1,394 USD
A$2,145 AUD
View
Price last confirmed 156 days ago
B+
Retailer 15
-
$1,417 USD
£1,116 GBP
View
B+
Retailer 16
-
$1,468 USD
View
Retailer 17
-
$2,245 USD
View
Price last confirmed 12 days ago
B
Retailer 18
-
$3,030 USD
View
Most Expensive
B
Brilliant Earth
14227322A · Oct 30
$3,030 USD
View
18 more retailers have this diamond
Prices start from $318 USDSave up to $2,712 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
1.54ct Asscher
$318 USD