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Radiant|Lab Grown|IGI

1.55ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG530293147

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

Certificate IGI LG530293147

Diamond specifications and retailer prices

From $322 USD
As of November 4, 2026
Save $1,568 USD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,890 USD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG530293147 or 530293147. Listed at 21 retailers as of November 4, 2026, with prices from $322 to $1,890, a $1,568 spread on the same certified stone. Brilliant Earth lists it at $1,890. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG530293147
Dimensions8.01 × 5.94 × 3.86 mm
L/W Ratio1.35
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.01 mm5.94 mm1.55 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG530293147
Side View
Table 64.0%Crown 43.8°Girdle: Slightly ThickPavilion 33.8°Culet: NoneDepth 65.0%

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: Nov 4
Current: $1,890 USD|Low: $309 USD|High: $1,990 USD|Avg: $894 USD|-5.0%
Brilliant Earth
Retailer 2
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Retailer 20
November 5, 2026
Retailer 19$322 USD
Retailer 11$360 USD
Retailer 6$373 USD
Retailer 7$399 USD
Retailer 20$399 USD
Retailer 16$555 USD
Retailer 8$571 USD
Retailer 5$646 USD
Retailer 9$658 USD
Retailer 14$687 USD
Retailer 2$705 USD
Retailer 13$936 USD
Retailer 18$1,169 USD
Retailer 4$1,282 USD
Retailer 10$1,326 USD
Retailer 3$1,533 USD
Retailer 17$1,554 USD
Retailer 12$1,581 USD
Retailer 15$1,606 USD
Brilliant Earth$1,890 USD

45 data points across 20 retailers

21 retailers$322 USD to $1,890 USD

A
Cheapest Retailer
-
$322 USD
A
Retailer 2
-
$360 USD
View
Final sale: no returns
A
Retailer 3
-
$373 USD
View
Retailer 4
-
$399 USD
View
Price last confirmed 11 days ago
A
Retailer 5
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$399 USD
View
A
Retailer 6
-
$555 USD
View
A
Retailer 7
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$571 USD
View
A
Retailer 8
-
$646 USD
View
B+
Retailer 9
-
$658 USD
View
A
Retailer 10
-
$687 USD
View
B+
Retailer 11
-
$705 USD
View
B+
Retailer 12
-
$896 USD
View
B+
Retailer 13
-
$936 USD
View
B
Retailer 14
-
$1,169 USD
View
B
Retailer 15
-
$1,282 USD
View
B
Retailer 16
-
$1,326 USD
View
B
Retailer 17
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$1,533 USD
View
B
Retailer 18
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$1,554 USD
View
B
Retailer 19
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$1,581 USD
View
Retailer 20
-
$1,606 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
17971684A · Nov 4
$1,890 USD
View
20 more retailers have this diamond
Prices start from $322 USDSave up to $1,568 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
1.55ct Radiant
$322 USD