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Pear|Lab Grown|IGI

1.09ct F SI1 Pear Lab Grown Diamond

ID • F/SI1 • IGI LG851664808

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG851664808

Diamond specifications and retailer prices

From £130 GBP
As of November 2, 2026
Save £621 GBP (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £751 GBP at MOH London · As of November 7, 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 LG851664808 or 851664808. Listed at 9 retailers as of November 2, 2026, with prices from £130 to £751, a £621 spread on the same certified stone. MOH London lists it at £751. 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 angle35.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851664808
Dimensions9.26 × 5.80 × 3.49 mm
L/W Ratio1.60
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.26 mm5.80 mm1.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851664808
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 60.2%

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 2
Current: £751 GBP|Low: £130 GBP|High: £756 GBP|Avg: £335 GBP|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 6£130 GBP
Retailer 8£182 GBP
Retailer 2£209 GBP
Retailer 4£269 GBP
Retailer 5£288 GBP
Retailer 7£442 GBP
Retailer 3£549 GBP
MOH London£751 GBP

6 data points across 8 retailers

9 retailers£130 GBP to £751 GBP

A
Cheapest Retailer
-
£130 GBP
A
Retailer 2
-
£182 GBP
View
A
Retailer 3
-
£209 GBP
View
A
Retailer 4
-
£269 GBP
View
A
Retailer 5
-
£288 GBP
View
B+
Retailer 6
-
£442 GBP
View
B+
Retailer 7
-
£549 GBP
View
B+
Retailer 8
-
£553 GBP
View
Most Expensive
B
MOH London
LG851664808 · Nov 7
£751 GBP
View
8 more retailers have this diamond
Prices start from £130 GBPSave up to £621 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
£130 GBP