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0.45ct G SI2 Round Lab Grown Diamond

EX • G/SI2 • IGI LG455036285

Shape and cutting style on the report: Round brilliant

Certificate IGI LG455036285

Diamond specifications and retailer prices

From $279 SGD
$218 USD
As of October 29, 2026
Save $1,116 SGD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,395 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 0.45ct lab-grown round diamond

This 0.45ct lab-grown round sits in the sub-half-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG455036285 or 455036285. Listed at 9 retailers as of October 29, 2026, with prices from $279 to $1,395, a $1,116 spread on the same certified stone. MOH London lists it at $1,395. 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

0.45
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG455036285
Dimensions4.99 × 5.03 × 2.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Blue Nuance
Top View
4.99 mm5.03 mm0.45 ctG / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG455036285
Side View
Table 60.0%Crown 33.4°Girdle: THN-STKPavilion 40.4°Culet: NoneDepth 59.0%

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: $1,395 SGD|Low: $268 SGD|High: $1,403 SGD|Avg: $631 SGD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4$279 SGD
Retailer 7$323 SGD
Retailer 2$345 SGD
Retailer 5$346 SGD
Retailer 6$593 SGD
Retailer 3$674 SGD
Retailer 8$717 SGD
Retailer 10$724 SGD
Retailer 9$796 SGD
MOH London$1,395 SGD

16 data points across 10 retailers

9 retailers$279 SGD to $1,395 SGD

A
Cheapest Retailer
-
$279 SGD
$218 USD
A
Retailer 2
-
$323 SGD
$253 USD
View
A
Retailer 3
-
$345 SGD
$270 USD
View
A
Retailer 4
-
$346 SGD
$271 USD
View
A
Retailer 5
-
$346 SGD
$271 USD
View
B+
Retailer 6
-
$593 SGD
$464 USD
View
B+
Retailer 7
-
$674 SGD
€502 EUR
View
B
Retailer 8
-
$1,112 SGD
$870 USD
View
Most Expensive
B
MOH London
LG455036285 · Oct 29
$1,395 SGD
£859 GBP
View
8 more retailers have this diamond
Prices start from $279 SGDSave up to $1,116 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
0.45ct Round
$279 SGD