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Round|Natural|GIA

1.00ct I SI1 Round Natural Diamond

VG • I/SI1 • GIA 2566053993

Certificate GIA 2566053993

Diamond specifications and retailer prices

From $2,146 CAD
HK$12,000 HKD
As of October 30, 2026
Save $3,869 CAD (64%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $6,015 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2566053993. Listed at 22 retailers as of October 30, 2026, with prices from $2,146 to $6,015, a $3,869 spread on the same certified stone. NZ Jewellers lists it at $6,015. 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
I
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2566053993
Dimensions6.17 × 6.24 × 4.01 mm
L/W Ratio1.01
Top View
6.17 mm6.24 mm1.00 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566053993
Side View
Table 59.0%Crown 37.5°Girdle: THN-THKPavilion 40.8°Culet: NoneDepth 64.7%

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: Oct 30
Current: $6,015 CAD|Low: $2,146 CAD|High: $6,251 CAD|Avg: $3,295 CAD|-3.8%
NZ Jewellers
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
Retailer 20
Retailer 21
October 30, 2026
Retailer 7$2,146 CAD
Retailer 2$2,202 CAD
Retailer 19$2,563 CAD
Retailer 8$2,600 CAD
Retailer 16$2,776 CAD
Retailer 9$2,834 CAD
Retailer 3$2,878 CAD
Retailer 6$2,878 CAD
Retailer 20$2,920 CAD
Retailer 14$3,010 CAD
Retailer 12$3,014 CAD
Retailer 4$3,070 CAD
Retailer 17$3,138 CAD
Retailer 5$3,157 CAD
Retailer 11$3,319 CAD
Retailer 21$3,503 CAD
Retailer 15$3,931 CAD
Retailer 13$3,939 CAD
Retailer 10$4,192 CAD
Retailer 18$5,067 CAD
NZ Jewellers$6,015 CAD

16 data points across 21 retailers

22 retailers$2,146 CAD to $6,015 CAD

A
Cheapest Retailer
-
$2,146 CAD
HK$12,000 HKD
A
Retailer 2
-
$2,202 CAD
₹150,118 INR
View
A
Retailer 3
-
$2,600 CAD
$1,861 USD
View
Retailer 4
-
$2,752 CAD
$1,970 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$2,776 CAD
£1,565 GBP
View
A
Retailer 6
-
$2,834 CAD
$2,029 USD
View
A
Retailer 7
-
$2,878 CAD
$2,060 USD
View
A
Retailer 8
-
$2,878 CAD
$2,060 USD
View
B+
Retailer 9
-
$2,920 CAD
$2,090 USD
View
A
Retailer 10
-
$3,010 CAD
$2,155 USD
View
A
Retailer 11
-
$3,014 CAD
SGD 2,916 SGD
View
A
Retailer 12
-
$3,070 CAD
$2,198 USD
View
B+
Retailer 13
-
$3,138 CAD
£1,769 GBP
View
A
Retailer 14
-
$3,157 CAD
$2,260 USD
View
B+
Retailer 15
-
$3,319 CAD
$2,376 USD
View
B+
Retailer 16
-
$3,503 CAD
ZAR 40,514 ZAR
View
Retailer 17
-
$3,756 CAD
A$4,137 AUD
View
Price last confirmed 24 days ago
B
Retailer 18
-
$3,931 CAD
€2,680 EUR
View
B
Retailer 19
-
$3,939 CAD
$2,820 USD
View
B
Retailer 20
-
$4,192 CAD
$3,001 USD
View
B
Retailer 21
-
$5,067 CAD
£2,856 GBP
View
Most Expensive
B
NZ Jewellers
d7dd0661-fee1-4ae8-a928-035d6a473d34 · Oct 30
$6,015 CAD
$4,306 USD
View
21 more retailers have this diamond
Prices start from $2,146 CADSave up to $3,869 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
$2,146 CAD