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Round|Lab Grown|IGI

0.57ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG490188474

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490188474

Diamond specifications and retailer prices

From $114 USD
As of November 1, 2026
Save $1,067 USD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,181 USD at MOH London · As of November 1, 2026
View at MOH London

About this 0.57ct lab-grown round diamond

This 0.57ct lab-grown round sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490188474 or 490188474. Listed at 11 retailers as of November 1, 2026, with prices from $114 to $1,181, a $1,067 spread on the same certified stone. MOH London lists it at $1,181. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.57
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490188474
Dimensions5.35 × 5.30 × 3.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.35 mm5.30 mm0.57 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490188474
Side View
Table 57.0%Crown 34.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.2%

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: $1,181 USD|Low: $91 USD|High: $1,195 USD|Avg: $379 USD|-1.1%
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
November 1, 2026
Retailer 9$114 USD
Retailer 13$128 USD
Retailer 10$132 USD
Retailer 7$254 USD
Retailer 6$261 USD
Retailer 4$276 USD
Retailer 11$277 USD
Retailer 3$297 USD
Retailer 2$310 USD
Retailer 5$414 USD
Retailer 12$455 USD
Retailer 8$507 USD
Retailer 14$639 USD
MOH London$1,181 USD

23 data points across 14 retailers

11 retailers$114 USD to $1,181 USD

A
Cheapest Retailer
-
$114 USD
A
Retailer 2
-
$128 USD
View
Final sale: no returns
A
Retailer 3
-
$132 USD
View
A
Retailer 4
-
$254 USD
€242 EUR
View
A
Retailer 5
-
$269 USD
HK$2,100 HKD
View
A
Retailer 6
-
$277 USD
View
A
Retailer 7
-
$310 USD
View
B+
Retailer 8
-
$455 USD
View
B+
Retailer 9
-
$507 USD
View
B+
Retailer 10
-
$639 USD
SGD 864 SGD
View
Most Expensive
B
MOH London
LG490188474 · Nov 1
$1,181 USD
£930 GBP
View
10 more retailers have this diamond
Prices start from $114 USDSave up to $1,067 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
0.57ct Round
$114 USD