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Round|Lab Grown|IGI

13.26ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG31768030

Certificate IGI LG31768030

Diamond specifications and retailer prices

From $12,673 CAD
$9,072 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $12,673 CAD at Blue Nile
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 Blue Nile

About this 13.26ct lab-grown round diamond

This 13.26ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG31768030 or 31768030. Listed at a single retailer as of October 31, 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

13.26
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG31768030
Dimensions15.34 × 15.43 × 9.24 mm
L/W Ratio1.01
Top View
15.34 mm15.43 mm13.26 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG31768030
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth 60.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $12,673 CAD|Low: $3,895 CAD|High: $16,581 CAD|Avg: $8,557 CAD|-23.6%
Blue Nile
Retailer 2
September 11, 2026
Retailer 2$3,931 CAD
Blue Nile$12,673 CAD

57 data points across 2 retailers

1 retailer

B
Blue Nile
19249225 · Oct 31
$12,673 CAD
$9,072 USD
View

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B
13.26ct Round
$12,673 CAD