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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 €311 EUR
$346 USD
As of October 28, 2026
Save €1,079 EUR (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €2,063 EUR 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
Colour
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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: €612 EUR|Low: €311 EUR|High: €2,659 EUR|Avg: €847 EUR|+2.8%
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
Retailer 16
October 29, 2026
Retailer 4€311 EUR
Retailer 6€345 EUR
Retailer 10€357 EUR
Retailer 2€485 EUR
Retailer 14€562 EUR
Retailer 3€562 EUR
Retailer 7€580 EUR
Retailer 12€593 EUR
Retailer 1€612 EUR
Retailer 11€804 EUR
Retailer 13€861 EUR
Retailer 8€1,150 EUR
Retailer 16€1,326 EUR
Retailer 5€1,387 EUR
Retailer 9€1,390 EUR
Retailer 15€2,659 EUR

43 data points across 16 retailers

17 retailers€311 EUR to €1,390 EUR

A
Cheapest Retailer
-
€311 EUR
$346 USD
Final sale: no returns
A
Retailer 2
-
€345 EUR
$384 USD
View
A
Retailer 3
-
€357 EUR
£313 GBP
View
A
Retailer 4
-
€485 EUR
$540 USD
View
A
Retailer 5
-
€562 EUR
$626 USD
View
A
Retailer 6
-
€580 EUR
$645 USD
View
A
Retailer 7
-
€593 EUR
ZAR 10,656 ZAR
View
A
Retailer 8
-
€612 EUR
£536 GBP
View
A
Retailer 9
-
€804 EUR
A$1,377 AUD
View
A
Retailer 10
-
€861 EUR
$958 USD
View
B+
Retailer 11
-
€981 EUR
$1,092 USD
View
B+
Retailer 12
-
€1,150 EUR
$1,280 USD
View
B+
Retailer 13
-
€1,247 EUR
£1,093 GBP
View
B+
Retailer 14
-
€1,326 EUR
$1,476 USD
View
B+
Retailer 15
-
€1,387 EUR
$1,543 USD
View
B+
Retailer 16
-
€1,390 EUR
£1,218 GBP
View
Most Expensive
B
Rare Carat
C91313141HH591 · Aug 9
€2,063 EUR
$2,296 USD
View
Price last confirmed 80 days ago
16 more retailers have this diamond
Prices start from €311 EURSave up to €1,079 EUR

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
€311 EUR