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Oval|Lab Grown|IGI

0.90ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG604319390

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG604319390

Diamond specifications and retailer prices

From $859 SGD
$670 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $859 SGD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 0.9ct lab-grown oval diamond

This 0.9ct lab-grown oval sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG604319390 or 604319390. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

0.90
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG604319390
Dimensions7.69 × 5.43 × 3.39 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.69 mm5.43 mm0.90 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG604319390
Side View
Table 60.0%Crown 33.7°Girdle: STK-THKPavilion 41°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $859 SGD|Low: $486 SGD|High: $1,141 SGD|Avg: $718 SGD|+8.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
January 23, 2026
Retailer 5$486 SGD
Retailer 3$506 SGD
Retailer 6$610 SGD
Retailer 2$756 SGD
Brilliant Earth$859 SGD
Retailer 4$1,086 SGD

27 data points across 6 retailers

1 retailer

B+
Brilliant Earth
14760421Y · Oct 29
$859 SGD
$670 USD
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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+
0.90ct Oval
$859 SGD