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0.45ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG653446654

Shape and cutting style on the report: Round brilliant

Certificate IGI LG653446654

Diamond specifications and retailer prices

From $141 NZD
As of November 5, 2026
Save $1,140 NZD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,281 NZD at MOH London · As of November 4, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG653446654 or 653446654. Listed at 12 retailers as of November 4, 2026, with prices from $141 to $1,281, a $1,140 spread on the same certified stone. MOH London lists it at $1,281. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653446654
Dimensions4.96 × 4.97 × 3.03 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.96 mm4.97 mm0.45 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653446654
Side View
Table 58.0%Crown 34.2°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.0%

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: Nov 5
Current: $1,281 NZD|Low: $141 NZD|High: $1,283 NZD|Avg: $391 NZD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 5$141 NZD
Retailer 6$164 NZD
Retailer 7$187 NZD
Retailer 10$205 NZD
Retailer 4$231 NZD
Retailer 2$301 NZD
Retailer 8$347 NZD
Retailer 11$382 NZD
Retailer 3$388 NZD
Retailer 9$667 NZD
MOH London$1,281 NZD

10 data points across 11 retailers

12 retailers$141 NZD to $1,281 NZD

A
Cheapest Retailer
-
$141 NZD
A
Retailer 2
-
$164 NZD
View
A
Retailer 3
-
$187 NZD
View
A
Retailer 4
-
$205 NZD
View
A
Retailer 5
-
$231 NZD
View
A
Retailer 6
-
$301 NZD
View
Retailer 7
-
$347 NZD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$382 NZD
View
A
Retailer 9
-
$388 NZD
View
B+
Retailer 10
-
$562 NZD
View
B+
Retailer 11
-
$667 NZD
View
Most Expensive
B
MOH London
LG653446654 · Nov 4
$1,281 NZD
£567 GBP
View
11 more retailers have this diamond
Prices start from $141 NZDSave up to $1,140 NZD

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
$141 NZD