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Round|Natural|GIA

1.00ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 1565532387

Certificate GIA 1565532387

Diamond specifications and retailer prices

From $2,659 CAD
As of November 5, 2026
Save $3,825 CAD (59%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,485 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565532387. Listed at 9 retailers as of November 4, 2026, with prices from $2,659 to $6,485, a $3,825 spread on the same certified stone. MOH London lists it at $6,485. 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
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1565532387
Dimensions6.30 × 6.35 × 4.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Needle
Top View
6.30 mm6.35 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565532387
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 63.6%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $6,485 CAD|Low: $2,659 CAD|High: $6,995 CAD|Avg: $3,967 CAD|-7.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$2,659 CAD
Retailer 6$2,814 CAD
Retailer 9$3,323 CAD
Retailer 2$3,401 CAD
Retailer 4$3,739 CAD
Retailer 3$3,750 CAD
Retailer 8$3,952 CAD
Retailer 5$4,142 CAD
MOH London$6,485 CAD

27 data points across 9 retailers

9 retailers$2,659 CAD to $6,485 CAD

A
Cheapest Retailer
-
$2,659 CAD
A
Retailer 2
-
$2,814 CAD
View
Final sale: no returns
A
Retailer 3
-
$3,323 CAD
View
A
Retailer 4
-
$3,401 CAD
View
A
Retailer 5
-
$3,739 CAD
View
A
Retailer 6
-
$3,750 CAD
View
A
Retailer 7
-
$3,952 CAD
View
A
Retailer 8
-
$4,142 CAD
View
Most Expensive
B
MOH London
527A4133F · Nov 4
$6,485 CAD
£3,656 GBP
View
8 more retailers have this diamond
Prices start from $2,659 CADSave up to $3,825 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
$2,659 CAD