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Asscher|Lab Grown|IGI

1.54ct D IF Asscher Lab Grown Diamond

ID • D/IF • IGI LG687536521

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG687536521

Diamond specifications and retailer prices

From $367 USD
As of November 1, 2026
Save $3,603 USD (91%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,970 USD at Brilliant Earth · As of October 31, 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 LG687536521 or 687536521. Listed at 18 retailers as of October 31, 2026, with prices from $367 to $3,970, a $3,603 spread on the same certified stone. Brilliant Earth lists it at $3,970. 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 angle39.5°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687536521
Dimensions6.41 × 6.34 × 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
6.41 mm6.34 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687536521
Side View
Table 63.0%Crown 39.5°Girdle: MED-STKPavilion 43°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 1
Current: $3,970 USD|Low: $363 USD|High: $3,970 USD|Avg: $1,235 USD|+3.7%
Brilliant Earth
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
Retailer 18
November 1, 2026
Retailer 17$367 USD
Retailer 6$560 USD
Retailer 4$657 USD
Retailer 18$665 USD
Retailer 12$678 USD
Retailer 14$699 USD
Retailer 11$727 USD
Retailer 13$948 USD
Retailer 16$1,055 USD
Retailer 3$1,056 USD
Retailer 7$1,351 USD
Retailer 8$1,444 USD
Retailer 9$1,496 USD
Retailer 5$1,602 USD
Retailer 2$1,629 USD
Retailer 10$1,770 USD
Retailer 15$2,265 USD
Brilliant Earth$3,970 USD

45 data points across 18 retailers

18 retailers$367 USD to $3,970 USD

A+
Cheapest Retailer
-
$367 USD
Final sale: no returns
A
Retailer 2
-
$560 USD
View
A
Retailer 3
-
$657 USD
View
A
Retailer 4
-
$665 USD
View
A
Retailer 5
-
$678 USD
€646 EUR
View
A
Retailer 6
-
$699 USD
ZAR 11,285 ZAR
View
A
Retailer 7
-
$727 USD
£573 GBP
View
A
Retailer 8
-
$948 USD
A$1,458 AUD
View
A
Retailer 9
-
$1,055 USD
View
B+
Retailer 10
-
$1,056 USD
View
B+
Retailer 11
-
$1,351 USD
View
Retailer 12
-
$1,444 USD
A$2,222 AUD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
$1,496 USD
View
B+
Retailer 14
-
$1,602 USD
View
B+
Retailer 15
-
$1,629 USD
£1,283 GBP
View
B+
Retailer 16
-
$1,806 USD
View
Retailer 17
-
$2,265 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
14719788A · Oct 31
$3,970 USD
View
17 more retailers have this diamond
Prices start from $367 USDSave up to $3,603 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
$367 USD