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Oval|Lab Grown|IGI

0.51ct I VS1 Oval Lab Grown Diamond

EX • I/VS1 • IGI LG407948870

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG407948870

Diamond specifications and retailer prices

From $305 USD
As of October 29, 2026
Save $1,219 USD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,524 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG407948870 or 407948870. Listed at 13 retailers as of October 29, 2026, with prices from $305 to $1,524, a $1,219 spread on the same certified stone. MOH London lists it at $1,524. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle34.2°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407948870
Dimensions6.16 × 4.56 × 2.94 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.16 mm4.56 mm0.51 ctI / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG407948870
Side View
Table 56.5%Crown 34.2°Girdle: MED-STKPavilion 42.3°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,524 USD|Low: $342 USD|High: $1,534 USD|Avg: $825 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 9$342 USD
Retailer 7$370 USD
Retailer 4$402 USD
Retailer 10$535 USD
Retailer 8$617 USD
Retailer 5$684 USD
Retailer 2$697 USD
Retailer 11$744 USD
Retailer 6$1,163 USD
Retailer 12$1,478 USD
Retailer 3$1,520 USD
MOH London$1,524 USD

22 data points across 12 retailers

13 retailers$305 USD to $1,524 USD

A
Cheapest Retailer
-
$305 USD
A
Retailer 2
-
$342 USD
View
Final sale: no returns
A
Retailer 3
-
$354 USD
View
B+
Retailer 4
-
$370 USD
View
B+
Retailer 5
-
$378 USD
View
B+
Retailer 6
-
$378 USD
View
B
Retailer 7
-
$617 USD
View
B+
Retailer 8
-
$684 USD
ZAR 11,057 ZAR
View
B+
Retailer 9
-
$697 USD
€664 EUR
View
B
Retailer 10
-
$1,163 USD
View
B
Retailer 11
-
$1,216 USD
View
B
Retailer 12
-
$1,478 USD
£1,164 GBP
View
Most Expensive
B
MOH London
LG407948870 · Oct 29
$1,524 USD
£1,200 GBP
View
12 more retailers have this diamond
Prices start from $305 USDSave up to $1,219 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
$305 USD