Radiant|Lab Grown|IGI

1.57ct I VS2 Radiant Lab Grown Diamond

VG • I/VS2 • IGI LG772610375

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

Certificate IGI LG772610375

Diamond specifications and retailer prices

From $198 USD
As of October 30, 2026
Save $1,202 USD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,400 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG772610375 or 772610375. Listed at 15 retailers as of October 29, 2026, with prices from $198 to $1,400, a $1,202 spread on the same certified stone. Brilliant Earth lists it at $1,400. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.57
Carat
I
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG772610375
Dimensions8.43 × 6.01 × 3.59 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.43 mm6.01 mm1.57 ctI / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG772610375
Side View
Table 65.0%Crown 39.3°Girdle: MED-STKPavilion 32.1°Culet: NoneDepth 59.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,400 USD|Low: $192 USD|High: $1,490 USD|Avg: $617 USD|-6.0%
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
October 30, 2026
Retailer 2$198 USD
Retailer 4$221 USD
Retailer 3$230 USD
Retailer 11$245 USD
Retailer 14$246 USD
Retailer 8$426 USD
Retailer 15$434 USD
Retailer 13$581 USD
Retailer 5$645 USD
Retailer 6$792 USD
Retailer 9$796 USD
Retailer 10$841 USD
Retailer 7$870 USD
Retailer 12$1,158 USD
Brilliant Earth$1,400 USD

35 data points across 15 retailers

15 retailers$198 USD to $1,400 USD

A
Cheapest Retailer
-
$198 USD
A
Retailer 2
-
$221 USD
View
Final sale: no returns
A
Retailer 3
-
$230 USD
View
A
Retailer 4
-
$245 USD
View
A
Retailer 5
-
$246 USD
View
B+
Retailer 6
-
$426 USD
View
A
Retailer 7
-
$434 USD
View
A
Retailer 8
-
$581 USD
View
B+
Retailer 9
-
$645 USD
View
B+
Retailer 10
-
$792 USD
View
B+
Retailer 11
-
$796 USD
SGD 1,076 SGD
View
B+
Retailer 12
-
$841 USD
View
B+
Retailer 13
-
$870 USD
View
B
Retailer 14
-
$1,158 USD
£912 GBP
View
Most Expensive
B
Brilliant Earth
21496168A · Oct 29
$1,400 USD
View
14 more retailers have this diamond
Prices start from $198 USDSave up to $1,202 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
$198 USD