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1.05ct E SI2 Round Lab Grown Diamond

EX • E/SI2 • IGI LG459189135

Shape and cutting style on the report: Round brilliant

Certificate IGI LG459189135

Diamond specifications and retailer prices

From $1,897 SGD
$1,484 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,897 SGD at B2C Jewels
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 B2C Jewels

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG459189135 or 459189135. 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

1.05
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459189135
Dimensions6.56 × 6.61 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
6.56 mm6.61 mm1.05 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG459189135
Side View
Table 61.0%Crown 33.3°Girdle: MediumPavilion 41.2°Culet: NoneDepth 60.1%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 29
Current: $1,897 SGD|Low: $1,814 SGD|High: $3,064 SGD|Avg: $2,281 SGD|-38.1%
September 23, 2026
B2C Jewels$1,897 SGD

4 data points across 1 retailer

1 retailer

C
B2C Jewels
19285702 · Oct 29
$1,897 SGD
$1,484 USD
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C
1.05ct Round
$1,897 SGD