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0.55ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG795658138

Shape and cutting style on the report: Round brilliant

Certificate IGI LG795658138

Diamond specifications and retailer prices

From $254 CAD
$182 USD
As of November 1, 2026
Save $1,309 CAD (84%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,563 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 0.55ct lab-grown round diamond

This 0.55ct 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 LG795658138 or 795658138. Listed at 4 retailers as of November 1, 2026, with prices from $254 to $1,563, a $1,309 spread on the same certified stone. MOH London lists it at $1,563. 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

0.55
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795658138
Dimensions5.28 × 5.25 × 3.23 mm
L/W Ratio1.01
Girdle conditionFaceted
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
5.28 mm5.25 mm0.55 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795658138
Side View
Table 58.0%Crown 32.8°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.3%

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: Nov 1
Current: $1,563 CAD|Low: $251 CAD|High: $1,581 CAD|Avg: $676 CAD|+1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 3$254 CAD
Retailer 2$372 CAD
Retailer 4$615 CAD
MOH London$1,563 CAD

39 data points across 4 retailers

4 retailers$254 CAD to $1,563 CAD

A
Cheapest Retailer
-
$254 CAD
$182 USD
A
Retailer 2
-
$372 CAD
£210 GBP
View
B+
Retailer 3
-
$615 CAD
$440 USD
View
Most Expensive
B
MOH London
LG795658138 · Nov 1
$1,563 CAD
£881 GBP
View
3 more retailers have this diamond
Prices start from $254 CADSave up to $1,309 CAD

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
0.55ct Round
$254 CAD