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Pear|Lab Grown|IGI

1.09ct F SI1 Pear Lab Grown Diamond

ID • F/SI1 • IGI LG725511436

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG725511436

Diamond specifications and retailer prices

From £251 GBP
As of November 6, 2026
Save £432 GBP (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £683 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.09ct lab-grown pear diamond

This 1.09ct lab-grown pear sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG725511436 or 725511436. Listed at 7 retailers as of November 4, 2026, with prices from £251 to £683, a £432 spread on the same certified stone. MOH London lists it at £683. 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

1.09
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG725511436
Dimensions9.02 × 5.58 × 3.61 mm
L/W Ratio1.62
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.02 mm5.58 mm1.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG725511436
Side View
Table 60.0%Crown 34°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 64.7%

Caratlytics Score

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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: £683 GBP|Low: £218 GBP|High: £693 GBP|Avg: £348 GBP|+0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 3£251 GBP
Retailer 2£254 GBP
Retailer 5£256 GBP
Retailer 6£265 GBP
Retailer 7£366 GBP
Retailer 4£386 GBP
MOH London£683 GBP

39 data points across 7 retailers

7 retailers£251 GBP to £683 GBP

A
Cheapest Retailer
-
£251 GBP
A
Retailer 2
-
£254 GBP
View
A
Retailer 3
-
£256 GBP
View
A
Retailer 4
-
£265 GBP
View
Retailer 5
-
£366 GBP
View
Price last confirmed 40 days ago
B+
Retailer 6
-
£386 GBP
View
Most Expensive
B
MOH London
LG725511436 · Nov 4
£683 GBP
View
6 more retailers have this diamond
Prices start from £251 GBPSave up to £432 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
1.09ct Pear
£251 GBP