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Pear|Lab Grown|IGI

1.09ct F SI1 Pear Lab Grown Diamond

EX • F/SI1 • IGI LG818660678

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG818660678

Diamond specifications and retailer prices

From £118 GBP
As of November 6, 2026
Save £563 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £681 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 LG818660678 or 818660678. Listed at 15 retailers as of November 6, 2026, with prices from £118 to £681, a £563 spread on the same certified stone. MOH London lists it at £681. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818660678
Dimensions9.17 × 5.67 × 3.53 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
9.17 mm5.67 mm1.09 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818660678
Side View
Table 63.0%Crown 36.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.3%

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: £681 GBP|Low: £112 GBP|High: £693 GBP|Avg: £304 GBP|+2.0%
MOH London
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
November 7, 2026
Retailer 3£118 GBP
Retailer 13£131 GBP
Retailer 11£137 GBP
Retailer 6£146 GBP
Retailer 7£146 GBP
Retailer 8£254 GBP
Retailer 12£256 GBP
Retailer 10£265 GBP
Retailer 4£362 GBP
Retailer 9£389 GBP
Retailer 15£401 GBP
Retailer 5£471 GBP
Retailer 14£512 GBP
Retailer 2£540 GBP
MOH London£681 GBP

45 data points across 15 retailers

15 retailers£118 GBP to £681 GBP

A
Cheapest Retailer
-
£118 GBP
A
Retailer 2
-
£131 GBP
View
Final sale: no returns
A
Retailer 3
-
£137 GBP
View
Retailer 4
-
£146 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
£146 GBP
View
A
Retailer 6
-
£254 GBP
View
A
Retailer 7
-
£256 GBP
View
A
Retailer 8
-
£265 GBP
View
Retailer 9
-
£362 GBP
View
Price last confirmed 19 days ago
B+
Retailer 10
-
£389 GBP
View
B+
Retailer 11
-
£401 GBP
View
B
Retailer 12
-
£471 GBP
View
B+
Retailer 13
-
£512 GBP
View
B+
Retailer 14
-
£540 GBP
View
Most Expensive
B
MOH London
LG818660678 · Nov 7
£681 GBP
View
14 more retailers have this diamond
Prices start from £118 GBPSave up to £563 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
£118 GBP