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Round|Lab Grown|GIA

0.40ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • GIA 1216323526

Certificate GIA 1216323526

Diamond specifications and retailer prices

From $769 CAD
HK$4,300 HKD
As of October 30, 2026
Save $1,080 CAD (58%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,849 CAD at MOH London · As of November 1, 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 1216323526. Listed at 5 retailers as of October 30, 2026, with prices from $769 to $1,849, a $1,080 spread on the same certified stone. MOH London lists it at $1,849. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1216323526
Dimensions4.75 × 4.78 × 2.87 mm
L/W Ratio1.01
Top View
4.75 mm4.78 mm0.40 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1216323526
Side View
Table 59.0%CrownGirdlePavilionCulet: NDepth 60.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,849 CAD|Low: $640 CAD|High: $1,872 CAD|Avg: $1,067 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6$640 CAD
Retailer 5$769 CAD
Retailer 2$977 CAD
Retailer 3$1,081 CAD
Retailer 4$1,204 CAD
MOH London$1,849 CAD

41 data points across 6 retailers

5 retailers$769 CAD to $1,849 CAD

B+
Cheapest Retailer
-
$769 CAD
HK$4,300 HKD
B
Retailer 2
-
$977 CAD
£551 GBP
View
B
Retailer 3
-
$1,081 CAD
€737 EUR
View
Retailer 4
-
$1,204 CAD
A$1,326 AUD
View
Price last confirmed 28 days ago
Most Expensive
B
MOH London
B175F4A3F · Nov 1
$1,849 CAD
£1,042 GBP
View
4 more retailers have this diamond
Prices start from $769 CADSave up to $1,080 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
$769 CAD