CaratHunter
Plans
Round|Lab Grown|IGI

0.45ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG474113274

Shape and cutting style on the report: Round brilliant

Certificate IGI LG474113274

Diamond specifications and retailer prices

From $443 AUD
As of November 5, 2026
Save $1,604 AUD (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,046 AUD at MOH London · As of November 5, 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 LG474113274 or 474113274. Listed at 7 retailers as of November 5, 2026, with prices from $443 to $2,046, a $1,604 spread on the same certified stone. MOH London lists it at $2,046. 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 angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG474113274
Dimensions4.86 × 4.88 × 3.04 mm
L/W Ratio1.00
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
4.86 mm4.88 mm0.45 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG474113274
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $2,046 AUD|Low: $443 AUD|High: $2,075 AUD|Avg: $885 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4$443 AUD
Retailer 7$479 AUD
Retailer 6$511 AUD
Retailer 5$840 AUD
Retailer 2$889 AUD
Retailer 3$950 AUD
MOH London$2,046 AUD

43 data points across 7 retailers

7 retailers$443 AUD to $2,046 AUD

B+
Cheapest Retailer
-
$443 AUD
B+
Retailer 2
-
$479 AUD
View
Retailer 3
-
$511 AUD
View
Price last confirmed 12 days ago
B
Retailer 4
-
$840 AUD
View
B
Retailer 5
-
$889 AUD
View
Retailer 6
-
$950 AUD
View
Price last confirmed 8 days ago
Most Expensive
B
MOH London
LG474113274 · Nov 5
$2,046 AUD
£1,128 GBP
View
6 more retailers have this diamond
Prices start from $443 AUDSave up to $1,604 AUD

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+
0.45ct Round
$443 AUD