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Round|Lab Grown|IGI

0.90ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG528242321

Shape and cutting style on the report: Round brilliant

Certificate IGI LG528242321

Diamond specifications and retailer prices

From $750 SGD
£461 GBP
As of October 28, 2026
2 retailers carry this diamond
Only listing: $750 SGD at Diamond Quarter
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 Diamond Quarter

About this 0.9ct lab-grown round diamond

This 0.9ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG528242321 or 528242321. Listed at 2 retailers as of October 28, 2026. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528242321
Dimensions6.25 × 6.21 × 3.80 mm
L/W Ratio1.01
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
6.25 mm6.21 mm0.90 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG528242321
Side View
Table 57.0%Crown 34.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 28
Current: $750 SGD|Low: $230 SGD|High: $8,610 SGD|Avg: $1,116 SGD
Diamond Quarter
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
March 29, 2026
Retailer 9$230 SGD
Retailer 7$313 SGD
Retailer 2$369 SGD
Retailer 10$449 SGD
Retailer 5$513 SGD
Retailer 4$554 SGD
Retailer 6$567 SGD
Retailer 3$641 SGD
Diamond Quarter$750 SGD
Retailer 8$8,610 SGD

45 data points across 10 retailers

2 retailers

B
Diamond Quarter
0.9SI1ELG55E65FN · Oct 28
$750 SGD
£461 GBP
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B
0.90ct Round
$750 SGD