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1.71ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • IGI LG485160837

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485160837

Diamond specifications and retailer prices

From $2,907 AUD
$2,042 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $2,907 AUD at B2C Jewels
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 B2C Jewels

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG485160837 or 485160837. 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

1.71
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485160837
Dimensions7.67 × 7.62 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
7.67 mm7.62 mm1.71 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485160837
Side View
Table 58.5%Crown 34.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.6%

Caratlytics Score

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C
Average
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Price History

Last verified: Oct 29
Current: $2,907 AUD|Low: $2,769 AUD|High: $3,666 AUD|Avg: $3,114 AUD|-20.7%
September 23, 2026
B2C Jewels$2,907 AUD

3 data points across 1 retailer

1 retailer

C
B2C Jewels
20039995 · Oct 29
$2,907 AUD
$2,042 USD
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C
1.71ct Round
$2,907 AUD