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1.74ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG728520010

Shape and cutting style on the report: Round brilliant

Certificate IGI LG728520010

Diamond specifications and retailer prices

From $337 AUD
$237 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $337 AUD at William & Sons Jewelers
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 William & Sons Jewelers

About this 1.74ct lab-grown round diamond

This 1.74ct lab-grown round 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 LG728520010 or 728520010. Listed at a single retailer as of November 1, 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

1.74
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728520010
Dimensions7.62 × 7.60 × 4.81 mm
L/W Ratio1.00
Culet sizePointed
Top View
7.62 mm7.60 mm1.74 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728520010
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: $979 AUD|Low: $242 AUD|High: $1,610 AUD|Avg: $1,221 AUD|+1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
William & Sons Jewelers
September 24, 2026
William & Sons Jewelers$337 AUD
Retailer 1$979 AUD
Retailer 3$1,031 AUD
Retailer 2$1,187 AUD
Retailer 4$1,246 AUD
Retailer 6$1,251 AUD
Retailer 7$1,268 AUD
Retailer 5$1,387 AUD

45 data points across 8 retailers

1 retailer

B+
William & Sons Jewelers
cert_LG728520010 · Nov 1
$337 AUD
$237 USD
View
Final sale: no returns

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.

B+
1.74ct Round
$337 AUD