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Radiant|Lab Grown|IGI

0.54ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG677562061

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG677562061

Diamond specifications and retailer prices

From $214 AUD
$150 USD
As of October 30, 2026
Save $1,260 AUD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,474 AUD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 0.54ct lab-grown radiant diamond

This 0.54ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG677562061 or 677562061. Listed at 17 retailers as of October 30, 2026, with prices from $214 to $1,474, a $1,260 spread on the same certified stone. Reve Diamonds lists it at $1,474. 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

0.54
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677562061
Dimensions5.80 × 4.08 × 2.72 mm
L/W Ratio1.42
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
5.80 mm4.08 mm0.54 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677562061
Side View
Table 65.0%Crown 40.7°Girdle: MediumPavilion 34.5°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,240 AUD|Low: $205 AUD|High: $1,255 AUD|Avg: $490 AUD|-0.1%
Retailer 1
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
November 1, 2026
Retailer 12$214 AUD
Retailer 6$239 AUD
Retailer 3$248 AUD
Retailer 4$265 AUD
Retailer 14$265 AUD
Retailer 13$359 AUD
Retailer 10$370 AUD
Retailer 7$461 AUD
Retailer 9$498 AUD
Retailer 8$502 AUD
Retailer 5$585 AUD
Retailer 2$853 AUD
Retailer 11$901 AUD
Retailer 1$1,240 AUD

45 data points across 14 retailers

17 retailers$214 AUD to $1,474 AUD

A
Cheapest Retailer
-
$214 AUD
$150 USD
A
Retailer 2
-
$239 AUD
$168 USD
View
Final sale: no returns
A
Retailer 3
-
$248 AUD
$174 USD
View
Retailer 4
-
$265 AUD
$186 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$265 AUD
$186 USD
View
A
Retailer 6
-
$310 AUD
HK$1,700 HKD
View
A
Retailer 7
-
$359 AUD
$252 USD
View
Retailer 8
-
$370 AUD
$260 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
$461 AUD
£255 GBP
View
B+
Retailer 10
-
$498 AUD
$350 USD
View
B+
Retailer 11
-
$502 AUD
€336 EUR
View
B+
Retailer 12
-
$585 AUD
$411 USD
View
B
Retailer 13
-
$853 AUD
$599 USD
View
B
Retailer 14
-
$901 AUD
$633 USD
View
B
Retailer 15
-
$932 AUD
$655 USD
View
B
Retailer 16
-
$1,240 AUD
£686 GBP
View
Most Expensive
B
Reve Diamonds
8C6213B2A · Nov 1
$1,474 AUD
$1,035 USD
View
16 more retailers have this diamond
Prices start from $214 AUDSave up to $1,260 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
0.54ct Radiant
$214 AUD