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Pear|Lab Grown|IGI

0.51ct H SI2 Pear Lab Grown Diamond

ID • H/SI2 • IGI LG459129445

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG459129445

Diamond specifications and retailer prices

From $369 AUD
$259 USD
As of October 30, 2026
Save $1,100 AUD (75%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,842 AUD at MOH London · As of October 19, 2026
View at MOH London

About this 0.51ct lab-grown pear diamond

This 0.51ct lab-grown pear sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG459129445 or 459129445. Listed at 11 retailers as of October 30, 2026, with a 298% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.51
Carat
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459129445
Dimensions7.18 × 4.47 × 2.69 mm
L/W Ratio1.61
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.18 mm4.47 mm0.51 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG459129445
Side View
Table 59.5%Crown 33.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,842 AUD|Low: $354 AUD|High: $1,855 AUD|Avg: $824 AUD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 7$369 AUD
Retailer 3$413 AUD
Retailer 12$427 AUD
Retailer 9$457 AUD
Retailer 13$457 AUD
Retailer 8$498 AUD
Retailer 11$762 AUD
Retailer 2$859 AUD
Retailer 4$951 AUD
Retailer 5$957 AUD
Retailer 6$1,405 AUD
Retailer 10$1,469 AUD
MOH London$1,842 AUD

24 data points across 13 retailers

11 retailers$369 AUD to $1,469 AUD

A
Cheapest Retailer
-
$369 AUD
$259 USD
A
Retailer 2
-
$413 AUD
$290 USD
View
Final sale: no returns
A
Retailer 3
-
$427 AUD
$300 USD
View
A
Retailer 4
-
$457 AUD
$321 USD
View
A
Retailer 5
-
$457 AUD
$321 USD
View
B+
Retailer 6
-
$498 AUD
$350 USD
View
B
Retailer 7
-
$762 AUD
$535 USD
View
B
Retailer 8
-
$859 AUD
€575 EUR
View
B
Retailer 9
-
$1,405 AUD
$987 USD
View
B
Retailer 10
-
$1,469 AUD
$1,032 USD
View
Most Expensive
MOH London
LG459129445 · Oct 19
$1,842 AUD
£1,019 GBP
View
Price last confirmed 12 days ago
10 more retailers have this diamond
Prices start from $369 AUDSave up to $1,100 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.

A
0.51ct Pear
$369 AUD