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Round|Natural|GIA

1.00ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 2434664388

Certificate GIA 2434664388

Diamond specifications and retailer prices

From $1,588 CAD
As of November 5, 2026
Save $2,123 CAD (57%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,711 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2434664388. Listed at 6 retailers as of November 4, 2026, with prices from $1,588 to $3,711, a $2,123 spread on the same certified stone. MOH London lists it at $3,711. 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

1.00
Carat
K
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2434664388
Dimensions6.39 × 6.35 × 4.02 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.39 mm6.35 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2434664388
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,711 CAD|Low: $1,588 CAD|High: $4,198 CAD|Avg: $2,560 CAD|-11.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 3$1,588 CAD
Retailer 5$1,976 CAD
Retailer 2$2,332 CAD
Retailer 4$2,883 CAD
MOH London$3,711 CAD

41 data points across 5 retailers

6 retailers$1,588 CAD to $3,711 CAD

A
Cheapest Retailer
-
$1,588 CAD
A
Retailer 2
-
$1,976 CAD
View
A
Retailer 3
-
$2,107 CAD
View
A
Retailer 4
-
$2,332 CAD
View
B+
Retailer 5
-
$2,883 CAD
View
Most Expensive
B
MOH London
3B97334D2 · Nov 4
$3,711 CAD
£2,092 GBP
View
5 more retailers have this diamond
Prices start from $1,588 CADSave up to $2,123 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.

A
1.00ct Round
$1,588 CAD