Cushion|Lab Grown|IGI

50.19ct H VS2 Cushion Lab Grown Diamond

EX • H/VS2 • IGI LG815651859

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG815651859

Diamond specifications and retailer prices

From $51,707 USD
As of October 26, 2026
Save $84,133 USD (62%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $135,840 USD at Adiamor · As of October 31, 2026
View at Adiamor

About this 50.19ct lab-grown cushion diamond

This 50.19ct lab-grown cushion sits in the over five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815651859 or 815651859. Listed at 3 retailers as of October 26, 2026, with prices from $51,707 to $135,840, a $84,133 spread on the same certified stone. Adiamor lists it at $135,840. 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

50.19
Carat
H
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle30.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815651859
Dimensions21.02 × 21.00 × 12.87 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
21.02 mm21.00 mm50.19 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815651859
Side View
Table 61.0%Crown 33.2°Girdle: STK-THKPavilion 30.8°Culet: NoneDepth 61.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 26
Current: $135,840 USD|Low: $51,707 USD|High: $164,924 USD|Avg: $105,426 USD|-10.4%
Adiamor
Retailer 2
Retailer 3
October 6, 2026
Retailer 3$51,707 USD
Retailer 2$53,904 USD
Adiamor$135,840 USD

4 data points across 3 retailers

3 retailers$51,707 USD to $135,840 USD

B
Cheapest Retailer
-
$51,707 USD
Retailer 2
-
$53,904 USD
View
Price last confirmed 18 days ago
Most Expensive
B
Adiamor
D-81559333 · Oct 31
$135,840 USD
View
2 more retailers have this diamond
Prices start from $51,707 USDSave up to $84,133 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.

B
50.19ct Cushion
$51,707 USD