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0.40ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • GIA 2508114062

Certificate GIA 2508114062

Diamond specifications and retailer prices

From $1,405 CAD
$1,006 USD
As of November 1, 2026
2 retailers carry this diamond
Most expensive: $3,811 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.4ct lab-grown round diamond

This 0.4ct lab-grown round sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2508114062. Listed at 2 retailers as of November 1, 2026. 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

0.40
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginLab Grown
Grading LabGIA
CertificateGIA 2508114062
Dimensions4.75 × 4.71 × 2.92 mm
L/W Ratio1.01
Top View
4.75 mm4.71 mm0.40 ctF / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2508114062
Side View
Table 56.0%CrownGirdlePavilionCuletDepth 61.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: $3,811 CAD|Low: $1,405 CAD|High: $3,922 CAD|Avg: $2,480 CAD|-2.8%
MOH London
Retailer 2
October 29, 2026
Retailer 2$1,405 CAD
MOH London$3,811 CAD

4 data points across 2 retailers

2 retailers

B
Cheapest Retailer
-
$1,405 CAD
$1,006 USD
Most Expensive
MOH London
2508114062 · Oct 29
$3,811 CAD
£2,148 GBP
View
Price under review
1 more retailer has this diamond
Prices start from $1,405 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.

B
0.40ct Round
$1,405 CAD