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Pear|Lab Grown|IGI

0.51ct F SI1 Pear Lab Grown Diamond

ID • F/SI1 • IGI LG526287859

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG526287859

Diamond specifications and retailer prices

From $124 USD
As of November 2, 2026
Save $400 USD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,289 USD at MOH London · As of October 25, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526287859 or 526287859. Listed at 13 retailers as of October 31, 2026, with a 323% 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
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526287859
Dimensions7.31 × 4.48 × 2.74 mm
L/W Ratio1.63
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
7.31 mm4.48 mm0.51 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG526287859
Side View
Table 62.0%Crown 32.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

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: Nov 2
Current: $1,289 USD|Low: $119 USD|High: $1,303 USD|Avg: $350 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 6$124 USD
Retailer 4$139 USD
Retailer 11$144 USD
Retailer 8$164 USD
Retailer 12$164 USD
Retailer 7$280 USD
Retailer 10$297 USD
Retailer 2$321 USD
Retailer 3$382 USD
Retailer 9$496 USD
Retailer 5$524 USD
MOH London$1,289 USD

43 data points across 12 retailers

13 retailers$124 USD to $524 USD

A
Cheapest Retailer
-
$124 USD
A
Retailer 2
-
$139 USD
View
Final sale: no returns
A
Retailer 3
-
$144 USD
View
A
Retailer 4
-
$164 USD
View
Retailer 5
-
$164 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$280 USD
View
A
Retailer 7
-
$297 USD
View
A
Retailer 8
-
$307 USD
HK$2,400 HKD
View
B+
Retailer 9
-
$321 USD
£253 GBP
View
B+
Retailer 10
-
$382 USD
View
B+
Retailer 11
-
$496 USD
View
B
Retailer 12
-
$524 USD
View
Most Expensive
MOH London
LG526287859 · Oct 25
$1,289 USD
£1,015 GBP
View
Price last confirmed 7 days ago
12 more retailers have this diamond
Prices start from $124 USDSave up to $400 USD

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
$124 USD