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Pear|Lab Grown|IGI

1.78ct E FL Pear Lab Grown Diamond

ID • E/FL • IGI LG840635026

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG840635026

Diamond specifications and retailer prices

From £456 GBP
$611 USD
As of October 30, 2026
Save £2,499 GBP (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £3,441 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.78ct lab-grown pear diamond

This 1.78ct lab-grown pear sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840635026 or 840635026. Listed at 21 retailers as of October 30, 2026, with a 548% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840635026
Dimensions10.32 × 6.72 × 4.31 mm
L/W Ratio1.54
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.32 mm6.72 mm1.78 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840635026
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 64.1%

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 30
Current: £3,441 GBP|Low: £456 GBP|High: £3,836 GBP|Avg: £1,507 GBP
Rare Carat
Retailer 2
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Retailer 21
October 31, 2026
Retailer 4£456 GBP
Retailer 3£510 GBP
Retailer 19£510 GBP
Retailer 7£566 GBP
Retailer 17£653 GBP
Retailer 9£729 GBP
Retailer 5£860 GBP
Retailer 6£867 GBP
Retailer 15£885 GBP
Retailer 16£972 GBP
Retailer 20£1,099 GBP
Retailer 2£1,228 GBP
Retailer 21£1,487 GBP
Retailer 12£1,726 GBP
Retailer 11£1,793 GBP
Retailer 8£1,828 GBP
Retailer 10£2,440 GBP
Retailer 18£2,459 GBP
Retailer 14£2,509 GBP
Retailer 13£2,955 GBP
Rare Carat£3,441 GBP

15 data points across 21 retailers

21 retailers£456 GBP to £2,955 GBP

A
Cheapest Retailer
-
£456 GBP
$611 USD
A
Retailer 2
-
£510 GBP
$684 USD
View
Final sale: no returns
A
Retailer 3
-
£510 GBP
$684 USD
View
A
Retailer 4
-
£566 GBP
$758 USD
View
A
Retailer 5
-
£653 GBP
$875 USD
View
A
Retailer 6
-
£729 GBP
$977 USD
View
Retailer 7
-
£860 GBP
€1,098 EUR
View
Price last confirmed 7 days ago
A
Retailer 8
-
£867 GBP
$1,162 USD
View
A
Retailer 9
-
£885 GBP
View
B+
Retailer 10
-
£972 GBP
ZAR 21,036 ZAR
View
B+
Retailer 11
-
£1,099 GBP
$1,473 USD
View
B+
Retailer 12
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£1,228 GBP
$1,645 USD
View
B+
Retailer 13
-
£1,487 GBP
$1,993 USD
View
B
Retailer 14
-
£1,726 GBP
$2,312 USD
View
B
Retailer 15
-
£1,793 GBP
SGD 3,246 SGD
View
B
Retailer 16
-
£1,828 GBP
$2,449 USD
View
B
Retailer 17
-
£2,440 GBP
$3,269 USD
View
B
Retailer 18
-
£2,459 GBP
View
B
Retailer 19
-
£2,509 GBP
$3,362 USD
View
B
Retailer 20
-
£2,955 GBP
$3,960 USD
View
Most Expensive
Rare Carat
PD-257446 · Oct 21
£3,441 GBP
$4,610 USD
View
Price last confirmed 10 days ago
20 more retailers have this diamond
Prices start from £456 GBPSave up to £2,499 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
1.78ct Pear
£456 GBP