Radiant|Lab Grown|IGI

1.57ct I VS1 Radiant Lab Grown Diamond

VG • I/VS1 • IGI LG681504532

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

Certificate IGI LG681504532

Diamond specifications and retailer prices

From $184 USD
As of October 30, 2026
Save $901 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,085 USD at MOH London · As of October 26, 2026
View at MOH London

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 VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG681504532 or 681504532. Listed at 14 retailers as of October 26, 2026, with prices from $184 to $1,085, a $901 spread on the same certified stone. MOH London lists it at $1,085. 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
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681504532
Dimensions8.41 × 5.61 × 3.89 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.41 mm5.61 mm1.57 ctI / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681504532
Side View
Table 63.0%Crown 44°Girdle: MediumPavilion 34.1°Culet: NoneDepth 69.3%

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: Oct 30
Current: $1,085 USD|Low: $149 USD|High: $1,099 USD|Avg: $497 USD|-0.9%
MOH London
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
October 31, 2026
Retailer 9$184 USD
Retailer 6$209 USD
Retailer 13$217 USD
Retailer 12$229 USD
Retailer 4$235 USD
Retailer 14$398 USD
Retailer 10$404 USD
Retailer 5$415 USD
Retailer 7$466 USD
Retailer 8$490 USD
Retailer 3$745 USD
Retailer 2$777 USD
Retailer 11$789 USD
MOH London$1,085 USD

30 data points across 14 retailers

14 retailers$184 USD to $1,085 USD

A
Cheapest Retailer
-
$184 USD
A
Retailer 2
-
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$217 USD
View
A
Retailer 4
-
$229 USD
View
A
Retailer 5
-
$235 USD
View
A
Retailer 6
-
$398 USD
ZAR 6,427 ZAR
View
B+
Retailer 7
-
$404 USD
View
Retailer 8
-
$415 USD
€395 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$466 USD
View
A
Retailer 10
-
$490 USD
View
B+
Retailer 11
-
$745 USD
View
B+
Retailer 12
-
$777 USD
View
B+
Retailer 13
-
$789 USD
View
Most Expensive
B
MOH London
LG681504532 · Oct 26
$1,085 USD
£854 GBP
View
13 more retailers have this diamond
Prices start from $184 USDSave up to $901 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
$184 USD