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Round|Lab Grown|IGI

1.57ct I VVS2 Round Lab Grown Diamond

EX • I/VVS2 • IGI LG557211920

Shape and cutting style on the report: Round brilliant

Certificate IGI LG557211920

Diamond specifications and retailer prices

From $384 USD
As of October 29, 2026
Save $1,484 USD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,868 USD at MOH London · As of October 29, 2026
View at MOH London

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 I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG557211920 or 557211920. Listed at 15 retailers as of October 29, 2026, with prices from $384 to $1,868, a $1,484 spread on the same certified stone. MOH London lists it at $1,868. 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
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG557211920
Dimensions7.45 × 7.39 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.45 mm7.39 mm1.57 ctI / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG557211920
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.9%

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 29
Current: $1,868 USD|Low: $384 USD|High: $1,881 USD|Avg: $914 USD|+0.5%
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
October 29, 2026
Retailer 9$384 USD
Retailer 13$428 USD
Retailer 10$476 USD
Retailer 3$598 USD
Retailer 6$625 USD
Retailer 12$722 USD
Retailer 7$725 USD
Retailer 11$757 USD
Retailer 2$817 USD
Retailer 4$1,274 USD
Retailer 8$1,334 USD
Retailer 5$1,567 USD
MOH London$1,868 USD

23 data points across 13 retailers

15 retailers$384 USD to $1,868 USD

A
Cheapest Retailer
-
$384 USD
A
Retailer 2
-
$428 USD
View
Final sale: no returns
A
Retailer 3
-
$430 USD
View
A
Retailer 4
-
$476 USD
View
A
Retailer 5
-
$476 USD
View
B+
Retailer 6
-
$598 USD
View
B+
Retailer 7
-
$625 USD
View
B+
Retailer 8
-
$722 USD
View
B+
Retailer 9
-
$725 USD
View
Price last confirmed 11 days ago
B+
Retailer 10
-
$757 USD
View
B+
Retailer 11
-
$817 USD
ZAR 13,202 ZAR
View
B
Retailer 12
-
$1,334 USD
View
B
Retailer 13
-
$1,529 USD
View
B
Retailer 14
-
$1,567 USD
View
Most Expensive
B
MOH London
LG557211920 · Oct 29
$1,868 USD
£1,471 GBP
View
14 more retailers have this diamond
Prices start from $384 USDSave up to $1,484 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
$384 USD