Round|Natural|GIA

1.40ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 5556327803

Certificate GIA 5556327803

Diamond specifications and retailer prices

From $4,679 CAD
As of November 5, 2026
Save $3,437 CAD (42%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,477 CAD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 1.4ct natural round diamond

This 1.4ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5556327803. Listed at 11 retailers as of November 4, 2026, with a 73% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.40
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5556327803
Dimensions7.07 × 7.12 × 4.46 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
7.07 mm7.12 mm1.40 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556327803
Side View
Table 57.0%Crown 36°GirdlePavilion 40.6°Culet: NoneDepth 62.8%

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: Nov 5
Current: $5,004 CAD|Low: $4,679 CAD|High: $8,465 CAD|Avg: $5,958 CAD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6$4,679 CAD
Retailer 1$5,004 CAD
Retailer 3$5,639 CAD
Retailer 2$5,651 CAD
Retailer 4$5,938 CAD
Retailer 5$8,116 CAD

45 data points across 6 retailers

11 retailers$4,679 CAD to $8,116 CAD

B+
Cheapest Retailer
-
$4,679 CAD
Retailer 2
-
$4,866 CAD
View
Price last confirmed 29 days ago
Retailer 3
-
$4,866 CAD
View
Price last confirmed 29 days ago
B+
Retailer 4
-
$5,004 CAD
View
Retailer 5
-
$5,194 CAD
View
Price last confirmed 38 days ago
Retailer 6
-
$5,614 CAD
View
Price last confirmed 35 days ago
B+
Retailer 7
-
$5,639 CAD
View
B+
Retailer 8
-
$5,651 CAD
View
B
Retailer 9
-
$5,938 CAD
View
B
Retailer 10
-
$8,116 CAD
View
Most Expensive
NZ Jewellers
f26d75f1-4073-4103-856b-0821ff293602 · Oct 3
$8,477 CAD
$6,070 USD
View
Price last confirmed 34 days ago
10 more retailers have this diamond
Prices start from $4,679 CADSave up to $3,437 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+
1.40ct Round
$4,679 CAD