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Radiant|Lab Grown|IGI

1.54ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG671485680

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

Certificate IGI LG671485680

Diamond specifications and retailer prices

From $221 USD
As of November 4, 2026
Save $1,859 USD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,080 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG671485680 or 671485680. Listed at 23 retailers as of November 4, 2026, with prices from $221 to $2,080, a $1,859 spread on the same certified stone. Brilliant Earth lists it at $2,080. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671485680
Dimensions8.41 × 5.60 × 3.80 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.41 mm5.60 mm1.54 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671485680
Side View
Table 63.0%Crown 43.8°Girdle: MediumPavilion 35.1°Culet: NoneDepth 67.9%

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: Nov 4
Current: $2,080 USD|Low: $214 USD|High: $2,190 USD|Avg: $750 USD|-5.0%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 5, 2026
Retailer 14$221 USD
Retailer 15$246 USD
Retailer 9$265 USD
Retailer 13$304 USD
Retailer 5$458 USD
Retailer 6$459 USD
Retailer 3$468 USD
Retailer 12$505 USD
Retailer 11$533 USD
Retailer 10$596 USD
Retailer 7$620 USD
Retailer 16$881 USD
Retailer 18$884 USD
Retailer 17$933 USD
Retailer 4$1,062 USD
Retailer 8$1,075 USD
Retailer 2$1,116 USD
Retailer 19$1,260 USD
Brilliant Earth$2,080 USD

39 data points across 19 retailers

23 retailers$221 USD to $2,080 USD

A
Cheapest Retailer
-
$221 USD
A
Retailer 2
-
$246 USD
View
Final sale: no returns
Retailer 3
-
$254 USD
View
Price last confirmed 39 days ago
Retailer 4
-
$265 USD
View
Price last confirmed 11 days ago
Retailer 5
-
$265 USD
View
Price last confirmed 24 days ago
Retailer 6
-
$268 USD
View
Price last confirmed 39 days ago
A
Retailer 7
-
$304 USD
View
A
Retailer 8
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$458 USD
View
A
Retailer 9
-
$459 USD
View
A
Retailer 10
-
$468 USD
View
A
Retailer 11
-
$505 USD
View
A
Retailer 12
-
$533 USD
View
A
Retailer 13
-
$596 USD
View
Retailer 14
-
$620 USD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$881 USD
View
B+
Retailer 16
-
$884 USD
View
B+
Retailer 17
-
$933 USD
View
B
Retailer 18
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$987 USD
View
B+
Retailer 19
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$1,062 USD
View
Retailer 20
-
$1,075 USD
View
Price last confirmed 18 days ago
B
Retailer 21
-
$1,116 USD
View
B
Retailer 22
-
$1,260 USD
View
Most Expensive
B
Brilliant Earth
12844593A · Nov 4
$2,080 USD
View
22 more retailers have this diamond
Prices start from $221 USDSave up to $1,859 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
1.54ct Radiant
$221 USD