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Asscher|Lab Grown|IGI

1.57ct H SI1 Asscher Lab Grown Diamond

ID • H/SI1 • IGI LG500144063

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG500144063

Diamond specifications and retailer prices

From €562 EUR
As of November 5, 2026
Save €29 EUR (5%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €754 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG500144063 or 500144063. Listed at 3 retailers as of November 5, 2026, with a relatively tight 5% spread, which is unusual at this carat range and suggests competitive pricing across the listings. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.57
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.6°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500144063
Dimensions6.49 × 6.38 × 4.10 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.49 mm6.38 mm1.57 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500144063
Side View
Table 62.0%Crown 25.6°Girdle: MediumPavilion 37.3°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: €754 EUR|Low: €133 EUR|High: €1,960 EUR|Avg: €984 EUR|-11.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 23, 2026
Retailer 3€163 EUR
Retailer 5€310 EUR
Retailer 2€591 EUR
Retailer 7€648 EUR
Rare Carat€754 EUR
Retailer 4€1,426 EUR
Retailer 6€1,960 EUR

27 data points across 7 retailers

3 retailers€562 EUR to €591 EUR

A
Cheapest Retailer
-
€562 EUR
A
Retailer 2
-
€591 EUR
View
Most Expensive
Rare Carat
GGLG2603 · Aug 9
€754 EUR
$846 USD
View
Price last confirmed 88 days ago
2 more retailers have this diamond
Prices start from €562 EURSave up to €29 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
€562 EUR