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Pear|Lab Grown|IGI

1.50ct E SI1 Pear Lab Grown Diamond

ID • E/SI1 • IGI LG837654599

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG837654599

Diamond specifications and retailer prices

From £134 GBP
As of November 6, 2026
Save £644 GBP (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £934 GBP at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.5ct lab-grown pear diamond

This 1.5ct lab-grown pear sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG837654599 or 837654599. Listed at 16 retailers as of November 1, 2026, with a 479% 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

1.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837654599
Dimensions10.79 × 6.33 × 3.73 mm
L/W Ratio1.70
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.79 mm6.33 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837654599
Side View
Table 64.0%Crown 33°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 58.9%

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 6
Current: £934 GBP|Low: £132 GBP|High: £964 GBP|Avg: £394 GBP|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 7, 2026
Retailer 7£134 GBP
Retailer 3£149 GBP
Retailer 16£156 GBP
Retailer 6£167 GBP
Retailer 13£167 GBP
Retailer 9£211 GBP
Retailer 8£224 GBP
Retailer 2£297 GBP
Retailer 12£308 GBP
Retailer 15£331 GBP
Retailer 5£536 GBP
Retailer 14£566 GBP
Retailer 4£575 GBP
Retailer 10£586 GBP
Retailer 11£778 GBP
Brilliant Earth£934 GBP

45 data points across 16 retailers

16 retailers£134 GBP to £778 GBP

A
Cheapest Retailer
-
£134 GBP
A
Retailer 2
-
£149 GBP
View
Final sale: no returns
A
Retailer 3
-
£156 GBP
View
Retailer 4
-
£167 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
£167 GBP
View
A
Retailer 6
-
£211 GBP
View
B+
Retailer 7
-
£224 GBP
View
A
Retailer 8
-
£297 GBP
View
A
Retailer 9
-
£308 GBP
View
B+
Retailer 10
-
£331 GBP
View
B+
Retailer 11
-
£536 GBP
View
B
Retailer 12
-
£566 GBP
View
B
Retailer 13
-
£575 GBP
View
B
Retailer 14
-
£586 GBP
View
B
Retailer 15
-
£778 GBP
View
Most Expensive
Brilliant Earth
21558972A · Oct 22
£934 GBP
$1,250 USD
View
Price last confirmed 15 days ago
15 more retailers have this diamond
Prices start from £134 GBPSave up to £644 GBP

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
1.50ct Pear
£134 GBP