Radiant|Lab Grown|IGI

1.57ct I VVS1 Radiant Lab Grown Diamond

EX • I/VVS1 • IGI LG638428635

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

Certificate IGI LG638428635

Diamond specifications and retailer prices

From $324 USD
As of November 5, 2026
Save $1,996 USD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,320 USD at Do Amore Diamonds · As of November 4, 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 I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG638428635 or 638428635. Listed at 15 retailers as of November 4, 2026, with prices from $324 to $2,320, a $1,996 spread on the same certified stone. Do Amore Diamonds lists it at $2,320. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
I
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.2°
Pavilion angle33.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638428635
Dimensions8.53 × 5.83 × 3.85 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
8.53 mm5.83 mm1.57 ctI / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638428635
Side View
Table 66.0%Crown 47.2°Girdle: MediumPavilion 33.2°Culet: NoneDepth 66.0%

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 5
Current: $2,320 USD|Low: $324 USD|High: $2,320 USD|Avg: $894 USD
Do Amore Diamonds
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 5, 2026
Retailer 11$324 USD
Retailer 3$392 USD
Retailer 7$407 USD
Retailer 12$485 USD
Retailer 13$539 USD
Retailer 14$589 USD
Retailer 8$617 USD
Retailer 6$961 USD
Retailer 9$996 USD
Retailer 10$1,030 USD
Retailer 5$1,234 USD
Retailer 4$1,316 USD
Retailer 2$1,431 USD
Do Amore Diamonds$2,320 USD

38 data points across 14 retailers

15 retailers$324 USD to $2,320 USD

A
Cheapest Retailer
-
$324 USD
Retailer 2
-
$324 USD
View
Price last confirmed 33 days ago
A
Retailer 3
-
$324 USD
View
A
Retailer 4
-
$392 USD
View
A
Retailer 5
-
$407 USD
View
A
Retailer 6
-
$485 USD
View
A
Retailer 7
-
$539 USD
View
A
Retailer 8
-
$589 USD
View
A
Retailer 9
-
$617 USD
View
B+
Retailer 10
-
$996 USD
View
B
Retailer 11
-
$1,151 USD
View
Retailer 12
-
$1,151 USD
View
Price last confirmed 36 days ago
B
Retailer 13
-
$1,316 USD
View
B
Retailer 14
-
$1,431 USD
View
Most Expensive
B
Do Amore Diamonds
27-5665FDA11 · Nov 4
$2,320 USD
View
14 more retailers have this diamond
Prices start from $324 USDSave up to $1,996 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
$324 USD