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Asscher|Lab Grown|IGI

4.20ct H VS1 Asscher Lab Grown Diamond

ID • H/VS1 • IGI LG500148458

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG500148458

Diamond specifications and retailer prices

From €2,942 EUR
$3,300 USD
As of November 2, 2026
10 retailers carry this diamond
Most expensive: €15,924 EUR at Calavera New York · As of October 16, 2026
View at Calavera New York

About this 4.2ct lab-grown asscher diamond

This 4.2ct lab-grown asscher sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500148458 or 500148458. Listed at 10 retailers as of November 2, 2026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.20
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500148458
Dimensions8.91 × 8.81 × 5.57 mm
L/W Ratio1.01
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
8.91 mm8.81 mm4.20 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500148458
Side View
Table 67.5%Crown 21.7°Girdle: MediumPavilion 40.4°Culet: NoneDepth 63.2%

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: Nov 2
Current: €15,924 EUR|Low: €2,942 EUR|High: €39,698 EUR|Avg: €21,260 EUR
Calavera New York
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 6€2,942 EUR
Retailer 12€14,562 EUR
Retailer 9€15,374 EUR
Retailer 3€15,394 EUR
Retailer 8€15,755 EUR
Calavera New York€15,924 EUR
Retailer 4€17,096 EUR
Retailer 10€22,814 EUR
Retailer 5€25,013 EUR
Retailer 7€33,896 EUR
Retailer 2€34,578 EUR
Retailer 11€39,698 EUR

20 data points across 12 retailers

10 retailers

A
Cheapest Retailer
-
€2,942 EUR
$3,300 USD
Retailer 2
-
€14,562 EUR
$16,333 USD
View
Price under review
Retailer 3
-
€15,374 EUR
$17,244 USD
View
Price under review
Final sale: no returns
Retailer 4
-
€15,755 EUR
$17,671 USD
View
Price under review
Most Expensive
Calavera New York
c739a7ba-7482-4d33-bc88-b1b6e0aa9301 · Oct 16
€15,924 EUR
$17,860 USD
View
Price under review
4 more retailers have this diamond
Prices start from €2,942 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
4.20ct Asscher
€2,942 EUR