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Oval|Lab Grown|IGI

0.55ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG445039187

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445039187

Diamond specifications and retailer prices

From $376 SGD
$294 USD
As of October 29, 2026
Save $1,490 SGD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,865 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.55ct lab-grown oval diamond

This 0.55ct lab-grown oval sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445039187 or 445039187. Listed at 10 retailers as of October 29, 2026, with prices from $376 to $1,865, a $1,490 spread on the same certified stone. MOH London lists it at $1,865. 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

0.55
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039187
Dimensions6.58 × 4.60 × 2.83 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.58 mm4.60 mm0.55 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445039187
Side View
Table 59.0%Crown 34°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 61.5%

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: $1,865 SGD|Low: $361 SGD|High: $1,888 SGD|Avg: $843 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 4$376 SGD
Retailer 6$465 SGD
Retailer 8$465 SGD
Retailer 5$511 SGD
Retailer 9$665 SGD
Retailer 7$763 SGD
Retailer 2$856 SGD
Retailer 10$929 SGD
Retailer 3$1,431 SGD
MOH London$1,865 SGD

21 data points across 10 retailers

10 retailers$376 SGD to $1,865 SGD

A
Cheapest Retailer
-
$376 SGD
$294 USD
A
Retailer 2
-
$436 SGD
$341 USD
View
B+
Retailer 3
-
$465 SGD
$364 USD
View
Retailer 4
-
$465 SGD
$364 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$511 SGD
$400 USD
View
B
Retailer 6
-
$763 SGD
$597 USD
View
B
Retailer 7
-
$856 SGD
€638 EUR
View
B
Retailer 8
-
$1,431 SGD
$1,119 USD
View
B
Retailer 9
-
$1,497 SGD
$1,171 USD
View
Most Expensive
B
MOH London
LG445039187 · Nov 1
$1,865 SGD
£1,149 GBP
View
9 more retailers have this diamond
Prices start from $376 SGDSave up to $1,490 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.

A
0.55ct Oval
$376 SGD