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Round|Natural|GIA

1.00ct D SI2 Round Natural Diamond

GD • D/SI2 • GIA 2235145421

Certificate GIA 2235145421

Diamond specifications and retailer prices

From $2,324 CAD
As of November 4, 2026
Save $3,001 CAD (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,325 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 standard cut grade and certified by GIA 2235145421. Listed at 18 retailers as of November 4, 2026, with prices from $2,324 to $5,325, a $3,001 spread on the same certified stone. MOH London lists it at $5,325. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
D
Color
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishGood
SymmetryGood
FluorescenceNone
Crown angle33°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 2235145421
Dimensions6.47 × 6.40 × 3.81 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
6.47 mm6.40 mm1.00 ctD / SI2
OriginNatural
CutGood
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 2235145421
Side View
Table 60.0%Crown 33°Girdle: THN-VTKPavilion 40°Culet: NoneDepth 59.5%

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 4
Current: $5,325 CAD|Low: $2,288 CAD|High: $5,367 CAD|Avg: $3,088 CAD|+1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 5, 2026
Retailer 15$2,324 CAD
Retailer 10$2,422 CAD
Retailer 5$2,443 CAD
Retailer 7$2,533 CAD
Retailer 14$2,549 CAD
Retailer 19$2,571 CAD
Retailer 6$2,596 CAD
Retailer 13$2,732 CAD
Retailer 18$2,761 CAD
Retailer 16$2,955 CAD
Retailer 8$3,036 CAD
Retailer 3$3,212 CAD
Retailer 9$3,212 CAD
Retailer 12$3,290 CAD
Retailer 4$3,324 CAD
Retailer 17$3,510 CAD
Retailer 2$3,863 CAD
Retailer 11$4,376 CAD
MOH London$5,325 CAD

35 data points across 19 retailers

18 retailers$2,324 CAD to $5,325 CAD

B+
Cheapest Retailer
-
$2,324 CAD
A
Retailer 2
-
$2,422 CAD
View
B+
Retailer 3
-
$2,443 CAD
View
B+
Retailer 4
-
$2,533 CAD
View
Final sale: no returns
B+
Retailer 5
-
$2,549 CAD
View
B+
Retailer 6
-
$2,571 CAD
View
B+
Retailer 7
-
$2,596 CAD
View
Retailer 8
-
$2,761 CAD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$2,955 CAD
View
B+
Retailer 10
-
$3,036 CAD
View
B+
Retailer 11
-
$3,212 CAD
View
B+
Retailer 12
-
$3,212 CAD
View
B+
Retailer 13
-
$3,290 CAD
View
B+
Retailer 14
-
$3,324 CAD
View
B+
Retailer 15
-
$3,510 CAD
View
B+
Retailer 16
-
$3,863 CAD
View
B+
Retailer 17
-
$4,376 CAD
View
Most Expensive
B
MOH London
63C1E4875 · Nov 4
$5,325 CAD
£3,002 GBP
View
17 more retailers have this diamond
Prices start from $2,324 CADSave up to $3,001 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
$2,324 CAD