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Round|Natural|GIA

1.00ct E SI1 Round Natural Diamond

VG • E/SI1 • GIA 7556341509

Certificate GIA 7556341509

Diamond specifications and retailer prices

From $2,931 CAD
As of November 4, 2026
Save $4,919 CAD (63%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $7,850 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7556341509. Listed at 27 retailers as of November 4, 2026, with prices from $2,931 to $7,850, a $4,919 spread on the same certified stone. NZ Jewellers lists it at $7,850. 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
E
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle31.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7556341509
Dimensions6.49 × 6.42 × 3.83 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Needle, Natural
Top View
6.49 mm6.42 mm1.00 ctE / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7556341509
Side View
Table 64.0%Crown 31.5°Girdle: THN-THKPavilion 41.2°Culet: NoneDepth 59.3%

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: $7,850 CAD|Low: $2,913 CAD|High: $7,850 CAD|Avg: $4,162 CAD
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 22
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Retailer 24
Retailer 25
Retailer 26
November 6, 2026
Retailer 3$2,931 CAD
Retailer 23$2,943 CAD
Retailer 11$3,317 CAD
Retailer 17$3,323 CAD
Retailer 24$3,355 CAD
Retailer 15$3,363 CAD
Retailer 12$3,466 CAD
Retailer 20$3,591 CAD
Retailer 4$3,701 CAD
Retailer 8$3,730 CAD
Retailer 6$3,755 CAD
Retailer 9$3,755 CAD
Retailer 10$3,765 CAD
Retailer 7$3,899 CAD
Retailer 13$3,951 CAD
Retailer 5$3,952 CAD
Retailer 2$4,082 CAD
Retailer 19$4,299 CAD
Retailer 14$4,334 CAD
Retailer 21$4,398 CAD
Retailer 25$4,572 CAD
Retailer 22$4,584 CAD
Retailer 16$5,524 CAD
Retailer 18$5,677 CAD
Retailer 26$6,560 CAD
NZ Jewellers$7,850 CAD

20 data points across 26 retailers

27 retailers$2,931 CAD to $7,850 CAD

A
Cheapest Retailer
-
$2,931 CAD
A
Retailer 2
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$2,943 CAD
View
A
Retailer 3
-
$3,317 CAD
View
A
Retailer 4
-
$3,323 CAD
View
A
Retailer 5
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$3,355 CAD
View
A
Retailer 6
-
$3,363 CAD
View
A
Retailer 7
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$3,466 CAD
View
Final sale: no returns
A
Retailer 8
-
$3,591 CAD
View
B+
Retailer 9
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$3,701 CAD
View
A
Retailer 10
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$3,730 CAD
View
Retailer 11
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$3,755 CAD
View
Price last confirmed 8 days ago
A
Retailer 12
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$3,755 CAD
View
A
Retailer 13
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$3,765 CAD
View
B+
Retailer 14
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$3,899 CAD
View
A
Retailer 15
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$3,951 CAD
View
B+
Retailer 16
-
$3,952 CAD
View
B+
Retailer 17
-
$4,082 CAD
View
B+
Retailer 18
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$4,299 CAD
View
B+
Retailer 19
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$4,334 CAD
View
B+
Retailer 20
-
$4,398 CAD
View
Retailer 21
-
$4,415 CAD
View
Price last confirmed 30 days ago
B+
Retailer 22
-
$4,572 CAD
View
B+
Retailer 23
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$4,584 CAD
View
B
Retailer 24
-
$5,524 CAD
View
B
Retailer 25
-
$5,677 CAD
View
B
Retailer 26
-
$6,560 CAD
View
Most Expensive
B
NZ Jewellers
5902ba5c-c8b1-40b6-acc0-31f7ddff97ce · Nov 5
$7,850 CAD
$5,621 USD
View
26 more retailers have this diamond
Prices start from $2,931 CADSave up to $4,919 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
$2,931 CAD