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Oval|Lab Grown|IGI

0.50ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG499115863

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG499115863

Diamond specifications and retailer prices

From $435 SGD
$340 USD
As of October 31, 2026
Save $586 SGD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,231 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.5ct lab-grown oval diamond

This 0.5ct 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 LG499115863 or 499115863. Listed at 12 retailers as of October 31, 2026, with a 135% 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

0.50
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499115863
Dimensions6.43 × 4.47 × 2.78 mm
L/W Ratio1.44
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
6.43 mm4.47 mm0.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499115863
Side View
Table 63.0%Crown 35.8°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 62.2%

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: Oct 31
Current: $2,231 SGD|Low: $367 SGD|High: $2,257 SGD|Avg: $912 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3$435 SGD
Retailer 6$460 SGD
Retailer 9$515 SGD
Retailer 7$571 SGD
Retailer 10$571 SGD
Retailer 8$914 SGD
Retailer 4$1,019 SGD
Retailer 2$1,020 SGD
Retailer 5$1,673 SGD
MOH London$2,231 SGD

42 data points across 10 retailers

12 retailers$435 SGD to $1,020 SGD

B+
Cheapest Retailer
-
$435 SGD
$340 USD
B+
Retailer 2
-
$460 SGD
$360 USD
View
B+
Retailer 3
-
$515 SGD
$403 USD
View
Final sale: no returns
B+
Retailer 4
-
$534 SGD
$418 USD
View
B+
Retailer 5
-
$571 SGD
$447 USD
View
Retailer 6
-
$571 SGD
$447 USD
View
Price last confirmed 7 days ago
B
Retailer 7
-
$914 SGD
$715 USD
View
B
Retailer 8
-
$1,019 SGD
€759 EUR
View
B
Retailer 9
-
$1,020 SGD
£628 GBP
View
Retailer 10
-
$1,673 SGD
$1,309 USD
View
Price under review
Retailer 11
-
$1,835 SGD
$1,435 USD
View
Price under review
Most Expensive
MOH London
LG499115863 · Nov 1
$2,231 SGD
£1,374 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $435 SGDSave up to $586 SGD

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+
0.50ct Oval
$435 SGD