CaratHunter
Plans
Pear|Lab Grown|IGI

0.51ct D SI1 Pear Lab Grown Diamond

ID • D/SI1 • IGI LG809664878

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG809664878

Diamond specifications and retailer prices

From $316 NZD
$178 USD
As of November 1, 2026
Save $1,613 NZD (84%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,929 NZD at MOH London · As of November 1, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG809664878 or 809664878. Listed at 6 retailers as of November 1, 2026, with prices from $316 to $1,929, a $1,613 spread on the same certified stone. MOH London lists it at $1,929. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.2°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809664878
Dimensions6.49 × 4.56 × 2.83 mm
L/W Ratio1.42
Girdle conditionFaceted
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
6.49 mm4.56 mm0.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809664878
Side View
Table 60.0%Crown 39.2°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 62.1%

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: Nov 1
Current: $1,929 NZD|Low: $316 NZD|High: $1,954 NZD|Avg: $706 NZD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6$316 NZD
Retailer 3$428 NZD
Retailer 2$452 NZD
Retailer 4$497 NZD
Retailer 5$641 NZD
MOH London$1,929 NZD

41 data points across 6 retailers

6 retailers$316 NZD to $1,929 NZD

A
Cheapest Retailer
-
$316 NZD
$178 USD
A
Retailer 2
-
$428 NZD
€230 EUR
View
B+
Retailer 3
-
$452 NZD
£201 GBP
View
B+
Retailer 4
-
$497 NZD
$280 USD
View
B+
Retailer 5
-
$641 NZD
$361 USD
View
Most Expensive
B
MOH London
LG809664878 · Nov 1
$1,929 NZD
£856 GBP
View
5 more retailers have this diamond
Prices start from $316 NZDSave up to $1,613 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
0.51ct Pear
$316 NZD