Pear|Lab Grown|IGI

1.70ct J SI1 Pear Lab Grown Diamond

ID • J/SI1 • IGI LG496101549

Shape and cutting style on the report: Pear brilliant

Certificate IGI LG496101549

Diamond specifications and retailer prices

From £1,276 GBP
$1,710 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £1,276 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.7ct lab-grown pear diamond

This 1.7ct lab-grown pear sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG496101549 or 496101549. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.70
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496101549
Dimensions10.04 × 6.66 × 4.29 mm
L/W Ratio1.51
Girdle conditionFaceted
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
10.04 mm6.66 mm1.70 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496101549
Side View
Table 60.0%Crown 34.4°Girdle: STK-THKPavilion 42.3°Culet: NoneDepth 64.4%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £1,276 GBP|Low: £1,276 GBP|High: £3,151 GBP|Avg: £2,133 GBP
Brilliant Earth
Retailer 2
March 23, 2026
Brilliant Earth£1,276 GBP
Retailer 2£3,122 GBP

16 data points across 2 retailers

1 retailer

B+
Brilliant Earth
8352203A · Oct 29
£1,276 GBP
$1,710 USD
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B+
1.70ct Pear
£1,276 GBP