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Round|Lab Grown|IGI

1.57ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG780664476

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780664476

Diamond specifications and retailer prices

From $211 USD
As of November 1, 2026
Save $1,069 USD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,280 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.57ct lab-grown round diamond

This 1.57ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780664476 or 780664476. Listed at 21 retailers as of October 31, 2026, with prices from $211 to $1,280, a $1,069 spread on the same certified stone. Brilliant Earth lists it at $1,280. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780664476
Dimensions4.54 × 7.49 × 7.53 mm
L/W Ratio1.65
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.54 mm7.49 mm1.57 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780664476
Side View
Table 59.0%Crown 33.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.4%

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 1
Current: $1,280 USD|Low: $207 USD|High: $1,380 USD|Avg: $619 USD|-5.9%
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
November 1, 2026
Retailer 4$211 USD
Retailer 15$235 USD
Retailer 14$244 USD
Retailer 10$261 USD
Retailer 7$263 USD
Retailer 16$448 USD
Retailer 8$480 USD
Retailer 2$481 USD
Retailer 13$594 USD
Retailer 12$686 USD
Retailer 11$839 USD
Retailer 17$849 USD
Retailer 3$892 USD
Retailer 6$930 USD
Retailer 5$1,058 USD
Retailer 9$1,069 USD
Brilliant Earth$1,280 USD

28 data points across 17 retailers

21 retailers$211 USD to $1,280 USD

A
Cheapest Retailer
-
$211 USD
Retailer 2
-
$211 USD
View
Price last confirmed 44 days ago
A
Retailer 3
-
$235 USD
View
Final sale: no returns
A
Retailer 4
-
$244 USD
View
Retailer 5
-
$258 USD
View
Price last confirmed 43 days ago
A
Retailer 6
-
$261 USD
View
Retailer 7
-
$263 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$448 USD
View
A
Retailer 9
-
$480 USD
View
A
Retailer 10
-
$481 USD
£379 GBP
View
A
Retailer 11
-
$545 USD
A$838 AUD
View
A
Retailer 12
-
$594 USD
View
B+
Retailer 13
-
$686 USD
View
B+
Retailer 14
-
$839 USD
View
Retailer 15
-
$839 USD
View
Price last confirmed 41 days ago
B+
Retailer 16
-
$849 USD
SGD 1,147 SGD
View
B+
Retailer 17
-
$892 USD
View
B
Retailer 18
-
$930 USD
A$1,430 AUD
View
Price last confirmed 7 days ago
B
Retailer 19
-
$1,058 USD
£833 GBP
View
B
Retailer 20
-
$1,069 USD
View
Most Expensive
B
Brilliant Earth
21501662A · Oct 31
$1,280 USD
View
20 more retailers have this diamond
Prices start from $211 USDSave up to $1,069 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 Round
$211 USD