Asscher|Lab Grown|IGI

1.57ct E IF Asscher Lab Grown Diamond

ID • E/IF • IGI LG591314131

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG591314131

Diamond specifications and retailer prices

From $346 USD
As of October 28, 2026
Save $1,201 USD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,296 USD at Rare Carat · As of August 9, 2026
View at Rare Carat

About this 1.57ct lab-grown asscher diamond

This 1.57ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG591314131 or 591314131. Listed at 17 retailers as of October 28, 2026, with a 347% 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

1.57
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591314131
Dimensions6.47 × 6.44 × 4.15 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
6.47 mm6.44 mm1.57 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591314131
Side View
Table 66.0%Crown 34.2°Girdle: MED-STKPavilion 42.1°Culet: NoneDepth 64.4%

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 28
Current: $681 USD|Low: $346 USD|High: $2,960 USD|Avg: $942 USD|+2.8%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 29, 2026
Retailer 4$346 USD
Retailer 6$384 USD
Retailer 10$398 USD
Retailer 2$540 USD
Retailer 14$626 USD
Retailer 3$626 USD
Retailer 7$645 USD
Retailer 12$660 USD
Retailer 1$681 USD
Retailer 11$895 USD
Retailer 13$958 USD
Retailer 8$1,280 USD
Retailer 16$1,476 USD
Retailer 5$1,543 USD
Retailer 9$1,547 USD
Retailer 15$2,960 USD

42 data points across 16 retailers

17 retailers$346 USD to $1,547 USD

A
Cheapest Retailer
-
$346 USD
Final sale: no returns
A
Retailer 2
-
$384 USD
View
A
Retailer 3
-
$398 USD
£313 GBP
View
A
Retailer 4
-
$540 USD
View
A
Retailer 5
-
$626 USD
View
A
Retailer 6
-
$645 USD
View
A
Retailer 7
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$660 USD
ZAR 10,656 ZAR
View
A
Retailer 8
-
$681 USD
£536 GBP
View
A
Retailer 9
-
$895 USD
A$1,377 AUD
View
A
Retailer 10
-
$958 USD
View
B+
Retailer 11
-
$1,092 USD
View
B+
Retailer 12
-
$1,280 USD
View
B+
Retailer 13
-
$1,388 USD
£1,093 GBP
View
B+
Retailer 14
-
$1,476 USD
View
B+
Retailer 15
-
$1,543 USD
View
B+
Retailer 16
-
$1,547 USD
£1,218 GBP
View
Most Expensive
Rare Carat
C91313141HH591 · Aug 9
$2,296 USD
View
Price last confirmed 81 days ago
16 more retailers have this diamond
Prices start from $346 USDSave up to $1,201 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
1.57ct Asscher
$346 USD