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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 $150 USD
As of October 27, 2026
Save $885 USD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,035 USD at Reve Diamonds · As of October 28, 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 27, 2026, with prices from $150 to $1,035, a $885 spread on the same certified stone. Reve Diamonds lists it at $1,035. 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
Color
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

How it works →
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 27
Current: $876 USD|Low: $144 USD|High: $881 USD|Avg: $343 USD|+0.4%
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
October 29, 2026
Retailer 11$150 USD
Retailer 6$168 USD
Retailer 3$174 USD
Retailer 4$186 USD
Retailer 14$186 USD
Retailer 12$252 USD
Retailer 9$260 USD
Retailer 7$322 USD
Retailer 8$351 USD
Retailer 13$410 USD
Retailer 5$411 USD
Retailer 2$599 USD
Retailer 10$633 USD
Retailer 1$876 USD

44 data points across 14 retailers

17 retailers$150 USD to $1,035 USD

A
Cheapest Retailer
-
$150 USD
A
Retailer 2
-
$168 USD
View
Final sale: no returns
A
Retailer 3
-
$174 USD
View
A
Retailer 4
-
$186 USD
View
A
Retailer 5
-
$186 USD
View
A
Retailer 6
-
$218 USD
HK$1,700 HKD
View
A
Retailer 7
-
$252 USD
View
A
Retailer 8
-
$260 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$322 USD
£254 GBP
View
B+
Retailer 10
-
$351 USD
€334 EUR
View
B+
Retailer 11
-
$410 USD
View
B+
Retailer 12
-
$411 USD
View
B
Retailer 13
-
$599 USD
View
B
Retailer 14
-
$633 USD
View
B
Retailer 15
-
$655 USD
View
B
Retailer 16
-
$876 USD
£690 GBP
View
Most Expensive
B
Reve Diamonds
8C6213B2A · Oct 28
$1,035 USD
View
16 more retailers have this diamond
Prices start from $150 USDSave up to $885 USD

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
$150 USD