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Radiant|Lab Grown|IGI

1.57ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG639426841

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

Certificate IGI LG639426841

Diamond specifications and retailer prices

From $218 USD
As of November 2, 2026
Save $1,872 USD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,090 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.57ct lab-grown radiant diamond

This 1.57ct 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 LG639426841 or 639426841. Listed at 18 retailers as of November 2, 2026, with prices from $218 to $2,090, a $1,872 spread on the same certified stone. Do Amore Diamonds lists it at $2,090. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639426841
Dimensions8.30 × 5.67 × 3.82 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.30 mm5.67 mm1.57 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639426841
Side View
Table 66.0%Crown 32.4°Girdle: MediumPavilion 35.3°Culet: NoneDepth 67.4%

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 2
Current: $349 USD|Low: $209 USD|High: $1,210 USD|Avg: $619 USD|-1.1%
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 2, 2026
Retailer 12$218 USD
Retailer 4$253 USD
Retailer 5$270 USD
Retailer 13$270 USD
Retailer 1$349 USD
Retailer 3$462 USD
Retailer 7$566 USD
Retailer 6$602 USD
Retailer 9$696 USD
Retailer 11$872 USD
Retailer 2$960 USD
Retailer 10$995 USD
Retailer 14$1,101 USD
Retailer 8$1,196 USD

44 data points across 14 retailers

18 retailers$218 USD to $2,090 USD

A
Cheapest Retailer
-
$218 USD
A
Retailer 2
-
$253 USD
View
A
Retailer 3
-
$270 USD
View
Retailer 4
-
$270 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$349 USD
£275 GBP
View
A
Retailer 6
-
$425 USD
View
B+
Retailer 7
-
$462 USD
View
A
Retailer 8
-
$566 USD
£445 GBP
View
B+
Retailer 9
-
$602 USD
View
A
Retailer 10
-
$696 USD
A$1,071 AUD
View
B+
Retailer 11
-
$872 USD
View
B+
Retailer 12
-
$960 USD
View
B+
Retailer 13
-
$995 USD
View
B
Retailer 14
-
$1,101 USD
View
B
Retailer 15
-
$1,131 USD
View
B
Retailer 16
-
$1,158 USD
£912 GBP
View
B
Retailer 17
-
$1,196 USD
£942 GBP
View
Most Expensive
B
Do Amore Diamonds
27-93AB480D2 · Nov 2
$2,090 USD
View
17 more retailers have this diamond
Prices start from $218 USDSave up to $1,872 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
1.57ct Radiant
$218 USD