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Oval|Lab Grown|IGI

0.52ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG499114528

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG499114528

Diamond specifications and retailer prices

From $360 USD
As of November 6, 2026
Save $466 USD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,808 USD at MOH London · As of November 3, 2026
View at MOH London

About this 0.52ct lab-grown oval diamond

This 0.52ct lab-grown oval sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499114528 or 499114528. Listed at 13 retailers as of November 6, 2026, with a 129% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.52
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.1°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499114528
Dimensions6.47 × 4.66 × 2.89 mm
L/W Ratio1.39
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
6.47 mm4.66 mm0.52 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG499114528
Side View
Table 56.5%Crown 32.1°Girdle: THN-MEDPavilion 42.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,808 USD|Low: $358 USD|High: $1,831 USD|Avg: $745 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$360 USD
Retailer 5$373 USD
Retailer 9$417 USD
Retailer 7$463 USD
Retailer 10$463 USD
Retailer 8$739 USD
Retailer 2$823 USD
Retailer 3$826 USD
Retailer 4$1,358 USD
MOH London$1,808 USD

46 data points across 10 retailers

13 retailers$360 USD to $826 USD

B+
Cheapest Retailer
-
$360 USD
B+
Retailer 2
-
$373 USD
View
B+
Retailer 3
-
$417 USD
View
Final sale: no returns
B+
Retailer 4
-
$433 USD
View
B
Retailer 5
-
$463 USD
View
Retailer 6
-
$463 USD
View
Price last confirmed 12 days ago
B
Retailer 7
-
$739 USD
View
B
Retailer 8
-
$823 USD
View
B
Retailer 9
-
$826 USD
View
Retailer 10
-
$1,358 USD
View
Price under review
Retailer 11
-
$1,488 USD
View
Price under review
Retailer 12
-
$1,628 USD
View
Price under review
Most Expensive
MOH London
LG499114528 · Nov 3
$1,808 USD
£1,424 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $360 USDSave up to $466 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+
0.52ct Oval
$360 USD