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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 $121 USD
As of October 29, 2026
Save $820 USD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,257 USD 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 21 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
Color
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: $1,257 USD|Low: $111 USD|High: $1,257 USD|Avg: $380 USD|+3.8%
MOH London
Retailer 2
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Retailer 21
October 31, 2026
Retailer 5$121 USD
Retailer 3$134 USD
Retailer 19$140 USD
Retailer 9$153 USD
Retailer 15$159 USD
Retailer 14$205 USD
Retailer 18$212 USD
Retailer 20$238 USD
Retailer 11$263 USD
Retailer 21$271 USD
Retailer 4$284 USD
Retailer 2$309 USD
Retailer 8$365 USD
Retailer 10$410 USD
Retailer 6$453 USD
Retailer 17$481 USD
Retailer 13$537 USD
Retailer 7$538 USD
Retailer 12$747 USD
Retailer 16$941 USD
MOH London$1,257 USD

38 data points across 21 retailers

21 retailers$121 USD to $941 USD

A
Cheapest Retailer
-
$121 USD
A
Retailer 2
-
$134 USD
View
Final sale: no returns
A
Retailer 3
-
$140 USD
View
Retailer 4
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$153 USD
View
Price last confirmed 16 days ago
A
Retailer 5
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$153 USD
View
A
Retailer 6
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$159 USD
View
Retailer 7
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$205 USD
View
Price last confirmed 26 days ago
A
Retailer 8
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$212 USD
View
A
Retailer 9
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$238 USD
View
B+
Retailer 10
-
$271 USD
ZAR 4,371 ZAR
View
B+
Retailer 11
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$284 USD
View
B+
Retailer 12
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$309 USD
£243 GBP
View
B+
Retailer 13
-
$365 USD
A$561 AUD
View
Retailer 14
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$410 USD
View
Price last confirmed 8 days ago
B
Retailer 15
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$453 USD
View
B
Retailer 16
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$481 USD
View
B
Retailer 17
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$537 USD
View
B
Retailer 18
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$538 USD
View
Retailer 19
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$747 USD
£588 GBP
View
Price last confirmed 19 days ago
B
Retailer 20
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$941 USD
View
Most Expensive
MOH London
LG798611809 · Oct 29
$1,257 USD
£990 GBP
View
Price under review
20 more retailers have this diamond
Prices start from $121 USDSave up to $820 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.

A
0.51ct Oval
$121 USD