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Round|Natural|GIA

1.00ct F I1 Round Natural Diamond

VG • F/I1 • GIA 1428408599

Certificate GIA 1428408599

Diamond specifications and retailer prices

From $2,575 CAD
HK$14,400 HKD
As of October 31, 2026
Save $4,621 CAD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,195 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 F colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 1428408599. Listed at 12 retailers as of October 30, 2026, with prices from $2,575 to $7,195, a $4,621 spread on the same certified stone. NZ Jewellers lists it at $7,195. 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
F
Color
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1428408599
Dimensions6.46 × 6.40 × 3.89 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Cavity, Crystal, Cloud, Needle, Indented Natural, Natural
Top View
6.46 mm6.40 mm1.00 ctF / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1428408599
Side View
Table 62.0%Crown 32°Girdle: STK-THKPavilion 41.6°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $7,195 CAD|Low: $2,480 CAD|High: $7,195 CAD|Avg: $3,537 CAD
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
October 31, 2026
Retailer 7$2,480 CAD
Retailer 2$2,575 CAD
Retailer 9$2,759 CAD
Retailer 11$2,795 CAD
Retailer 15$2,816 CAD
Retailer 12$3,118 CAD
Retailer 14$3,118 CAD
Retailer 10$3,262 CAD
Retailer 13$3,597 CAD
Retailer 4$3,604 CAD
Retailer 6$3,604 CAD
Retailer 5$3,716 CAD
Retailer 3$4,095 CAD
Retailer 8$4,298 CAD
NZ Jewellers$7,195 CAD

17 data points across 15 retailers

12 retailers$2,575 CAD to $7,195 CAD

B+
Cheapest Retailer
-
$2,575 CAD
HK$14,400 HKD
Retailer 2
-
$2,759 CAD
$1,975 USD
View
Price last confirmed 11 days ago
B+
Retailer 3
-
$2,795 CAD
$2,001 USD
View
B
Retailer 4
-
$3,118 CAD
$2,232 USD
View
B
Retailer 5
-
$3,118 CAD
$2,232 USD
View
B
Retailer 6
-
$3,262 CAD
$2,335 USD
View
B
Retailer 7
-
$3,597 CAD
$2,575 USD
View
B
Retailer 8
-
$3,604 CAD
$2,580 USD
View
B
Retailer 9
-
$3,604 CAD
$2,580 USD
View
B
Retailer 10
-
$3,716 CAD
$2,660 USD
View
B
Retailer 11
-
$4,298 CAD
€2,930 EUR
View
Most Expensive
C
NZ Jewellers
2322e5a0-8041-479e-a371-46dfcafacd32 · Oct 30
$7,195 CAD
$5,151 USD
View
11 more retailers have this diamond
Prices start from $2,575 CADSave up to $4,621 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.

B+
1.00ct Round
$2,575 CAD