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Pear|Lab Grown|IGI

3.40ct G SI1 Pear Lab Grown Diamond

ID • G/SI1 • IGI LG582368234

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG582368234

Diamond specifications and retailer prices

From £272 GBP
$365 USD
As of October 27, 2026
Save £3,011 GBP (92%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,284 GBP at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 3.4ct lab-grown pear diamond

This 3.4ct lab-grown pear sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG582368234 or 582368234. Listed at 10 retailers as of October 26, 2026, with prices from £272 to £3,284, a £3,011 spread on the same certified stone. Brilliant Earth lists it at £3,284. 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

3.40
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG582368234
Dimensions13.87 × 8.38 × 5.12 mm
L/W Ratio1.66
Girdle conditionFaceted
Culet sizeNone
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
13.87 mm8.38 mm3.40 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG582368234
Side View
Table 62.0%Crown 33.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

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: Oct 27
Current: £3,284 GBP|Low: £272 GBP|High: £3,388 GBP|Avg: £1,400 GBP|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 7£272 GBP
Retailer 4£316 GBP
Retailer 9£540 GBP
Retailer 2£541 GBP
Retailer 5£990 GBP
Retailer 10£1,013 GBP
Retailer 8£1,198 GBP
Retailer 3£1,458 GBP
Retailer 6£2,418 GBP
Brilliant Earth£3,284 GBP

20 data points across 10 retailers

10 retailers£272 GBP to £3,284 GBP

A
Cheapest Retailer
-
£272 GBP
$365 USD
Retailer 2
-
£316 GBP
$423 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
£540 GBP
$724 USD
View
A
Retailer 4
-
£541 GBP
$725 USD
View
B+
Retailer 5
-
£990 GBP
$1,327 USD
View
B+
Retailer 6
-
£1,013 GBP
$1,357 USD
View
B+
Retailer 7
-
£1,198 GBP
$1,605 USD
View
B+
Retailer 8
-
£1,458 GBP
View
B
Retailer 9
-
£2,418 GBP
$3,240 USD
View
Most Expensive
B
Brilliant Earth
7434258Y · Oct 26
£3,284 GBP
$4,400 USD
View
9 more retailers have this diamond
Prices start from £272 GBPSave up to £3,011 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
3.40ct Pear
£272 GBP