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Oval|Lab Grown|IGI

0.51ct D VVS1 Oval Lab Grown Diamond

EX • D/VVS1 • IGI LG798611809

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG798611809

Diamond specifications and retailer prices

From £90 GBP
$121 USD
As of October 29, 2026
Save £612 GBP (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £938 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown oval diamond

This 0.51ct lab-grown oval sits in the half to three-quarter carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG798611809 or 798611809. Listed at 22 retailers as of October 29, 2026, with a 677% 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

0.51
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798611809
Dimensions6.69 × 4.54 × 2.74 mm
L/W Ratio1.47
Girdle conditionFaceted
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
6.69 mm4.54 mm0.51 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798611809
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 60.4%

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: Oct 29
Current: £938 GBP|Low: £83 GBP|High: £938 GBP|Avg: £287 GBP|+3.8%
MOH London
Retailer 2
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Retailer 21
October 31, 2026
Retailer 6£90 GBP
Retailer 4£100 GBP
Retailer 20£104 GBP
Retailer 10£114 GBP
Retailer 16£119 GBP
Retailer 14£153 GBP
Retailer 19£158 GBP
Retailer 21£178 GBP
Retailer 3£202 GBP
Retailer 2£205 GBP
Retailer 5£212 GBP
Retailer 13£230 GBP
Retailer 9£272 GBP
Retailer 11£306 GBP
Retailer 7£338 GBP
Retailer 18£359 GBP
Retailer 15£401 GBP
Retailer 8£402 GBP
Retailer 12£557 GBP
Retailer 17£702 GBP
MOH London£938 GBP

38 data points across 21 retailers

22 retailers£90 GBP to £702 GBP

A
Cheapest Retailer
-
£90 GBP
$121 USD
A
Retailer 2
-
£100 GBP
$134 USD
View
Final sale: no returns
A
Retailer 3
-
£104 GBP
$140 USD
View
Retailer 4
-
£114 GBP
$153 USD
View
Price last confirmed 16 days ago
A
Retailer 5
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£114 GBP
$153 USD
View
A
Retailer 6
-
£119 GBP
$159 USD
View
Retailer 7
-
£153 GBP
$205 USD
View
Price last confirmed 26 days ago
A
Retailer 8
-
£158 GBP
$212 USD
View
A
Retailer 9
-
£178 GBP
$238 USD
View
B+
Retailer 10
-
£202 GBP
ZAR 4,371 ZAR
View
Retailer 11
-
£205 GBP
€261 EUR
View
B+
Retailer 12
-
£212 GBP
$284 USD
View
B+
Retailer 13
-
£230 GBP
View
B+
Retailer 14
-
£272 GBP
A$561 AUD
View
Retailer 15
-
£306 GBP
$410 USD
View
Price last confirmed 8 days ago
B
Retailer 16
-
£338 GBP
$453 USD
View
B
Retailer 17
-
£359 GBP
$481 USD
View
B
Retailer 18
-
£401 GBP
$537 USD
View
B
Retailer 19
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£402 GBP
$538 USD
View
Retailer 20
-
£557 GBP
View
Price last confirmed 19 days ago
B
Retailer 21
-
£702 GBP
$941 USD
View
Most Expensive
MOH London
LG798611809 · Oct 29
£938 GBP
View
Price under review
21 more retailers have this diamond
Prices start from £90 GBPSave up to £612 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.

A
0.51ct Oval
£90 GBP