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Round|Lab Grown|IGI

1.67ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG573311542

Shape and cutting style on the report: Round brilliant

Certificate IGI LG573311542

Diamond specifications and retailer prices

From $1,057 CAD
£596 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: $1,057 CAD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.67ct lab-grown round diamond

This 1.67ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG573311542 or 573311542. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.67
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG573311542
Dimensions7.67 × 7.69 × 4.64 mm
L/W Ratio1.00
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
7.67 mm7.69 mm1.67 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG573311542
Side View
Table 57.5%Crown 33.1°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $495 CAD|Low: $453 CAD|High: $1,033 CAD|Avg: $742 CAD|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 29, 2026
Retailer 4$453 CAD
Retailer 1$495 CAD
Retailer 3$689 CAD
Retailer 6$869 CAD
Retailer 2$915 CAD
Retailer 5$1,033 CAD

10 data points across 6 retailers

1 retailer

B
Diamond Quarter
1.67SI1FLG269D2AN · Nov 2
$1,057 CAD
£596 GBP
View

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.

B
1.67ct Round
$1,057 CAD