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Oval|Lab Grown|IGI

1.72ct G IF Oval Lab Grown Diamond

ID • G/IF • IGI LG577370419

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG577370419

Diamond specifications and retailer prices

From $1,461 AUD
$1,026 USD
As of October 31, 2026
Save $4,049 AUD (73%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $5,509 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.72ct lab-grown oval diamond

This 1.72ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG577370419 or 577370419. Listed at 2 retailers as of October 31, 2026, with prices from $1,461 to $5,509, a $4,049 spread on the same certified stone. Brilliant Earth lists it at $5,509. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.72
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577370419
Dimensions9.77 × 6.72 × 4.21 mm
L/W Ratio1.45
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
9.77 mm6.72 mm1.72 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577370419
Side View
Table 59.0%Crown 34.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $5,509 AUD|Low: $1,371 AUD|High: $5,509 AUD|Avg: $3,592 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 23, 2026
Retailer 2$1,461 AUD
Retailer 4$2,314 AUD
Retailer 8$2,870 AUD
Retailer 7$3,254 AUD
Retailer 6$3,455 AUD
Retailer 3$4,016 AUD
Retailer 5$4,523 AUD
Brilliant Earth$5,509 AUD

36 data points across 8 retailers

2 retailers$1,461 AUD to $5,509 AUD

A
Cheapest Retailer
-
$1,461 AUD
$1,026 USD
Most Expensive
B
Brilliant Earth
8890322Y · Oct 29
$5,509 AUD
$3,870 USD
View
1 more retailer has this diamond
Prices start from $1,461 AUDSave up to $4,049 AUD

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 Oval
$1,461 AUD