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Oval|Lab Grown|IGI

50.25ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG786648649

Shape and cutting style on the report: Oval modified brilliant

Certificate IGI LG786648649

Diamond specifications and retailer prices

From £28,863 GBP
$38,436 USD
As of October 26, 2026
Save £31,324 GBP (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £60,187 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 50.25ct lab-grown oval diamond

This 50.25ct lab-grown oval sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG786648649 or 786648649. Listed at 3 retailers as of October 26, 2026, with prices from £28,863 to £60,187, a £31,324 spread on the same certified stone. Brilliant Earth lists it at £60,187. 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

50.25
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786648649
Dimensions27.56 × 19.49 × 12.55 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
27.56 mm19.49 mm50.25 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786648649
Side View
Table 58.0%Crown 38.3°Girdle: STK-THKPavilion 32.6°CuletDepth 64.4%

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: £60,187 GBP|Low: £28,863 GBP|High: £61,741 GBP|Avg: £43,175 GBP|-2.5%
Brilliant Earth
Retailer 2
Retailer 3
October 26, 2026
Retailer 2£28,863 GBP
Retailer 3£34,723 GBP
Brilliant Earth£60,187 GBP

7 data points across 3 retailers

3 retailers£28,863 GBP to £60,187 GBP

B
Cheapest Retailer
-
£28,863 GBP
$38,436 USD
Retailer 2
-
£34,723 GBP
$46,240 USD
View
Price last confirmed 17 days ago
Most Expensive
B
Brilliant Earth
21038953A · Oct 28
£60,187 GBP
$80,150 USD
View
2 more retailers have this diamond
Prices start from £28,863 GBPSave up to £31,324 GBP

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
50.25ct Oval
£28,863 GBP