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Pear|Lab Grown|IGI

1.72ct F SI1 Pear Lab Grown Diamond

ID • F/SI1 • IGI LG555289401

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG555289401

Diamond specifications and retailer prices

From £151 GBP
$202 USD
As of October 27, 2026
Save £1,349 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £1,500 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.72ct lab-grown pear diamond

This 1.72ct lab-grown pear sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG555289401 or 555289401. Listed at 16 retailers as of October 27, 2026, with prices from £151 to £1,500, a £1,349 spread on the same certified stone. Brilliant Earth lists it at £1,500. 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

1.72
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG555289401
Dimensions10.59 × 6.66 × 4.10 mm
L/W Ratio1.59
Girdle conditionFaceted
Culet sizePointed
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
10.59 mm6.66 mm1.72 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG555289401
Side View
Table 54.0%Crown 34.3°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 27
Current: £1,500 GBP|Low: £144 GBP|High: £1,545 GBP|Avg: £524 GBP|-2.9%
Brilliant Earth
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
Retailer 16
October 31, 2026
Retailer 14£151 GBP
Retailer 9£169 GBP
Retailer 3£175 GBP
Retailer 16£187 GBP
Retailer 15£282 GBP
Retailer 11£332 GBP
Retailer 6£343 GBP
Retailer 10£381 GBP
Retailer 5£431 GBP
Retailer 2£436 GBP
Retailer 13£540 GBP
Retailer 7£790 GBP
Retailer 4£820 GBP
Retailer 12£827 GBP
Retailer 8£895 GBP
Brilliant Earth£1,500 GBP

40 data points across 16 retailers

16 retailers£151 GBP to £1,500 GBP

A
Cheapest Retailer
-
£151 GBP
$202 USD
A
Retailer 2
-
£175 GBP
$234 USD
View
Retailer 3
-
£187 GBP
$250 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
£282 GBP
$378 USD
View
A
Retailer 5
-
£287 GBP
HK$3,000 HKD
View
A
Retailer 6
-
£332 GBP
€424 EUR
View
A
Retailer 7
-
£343 GBP
$459 USD
View
A
Retailer 8
-
£381 GBP
View
A
Retailer 9
-
£431 GBP
$578 USD
View
A
Retailer 10
-
£436 GBP
A$898 AUD
View
B+
Retailer 11
-
£540 GBP
$724 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
£790 GBP
$1,059 USD
View
B+
Retailer 13
-
£820 GBP
SGD 1,485 SGD
View
B+
Retailer 14
-
£827 GBP
View
B
Retailer 15
-
£895 GBP
$1,199 USD
View
Most Expensive
B
Brilliant Earth
15506125Y · Oct 29
£1,500 GBP
$2,010 USD
View
15 more retailers have this diamond
Prices start from £151 GBPSave up to £1,349 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
1.72ct Pear
£151 GBP