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Round|Natural|GIA

1.03ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2556409765

Certificate GIA 2556409765

Diamond specifications and retailer prices

From $3,548 CAD
A$3,908 AUD
As of November 2, 2026
17 retailers carry this diamond
Most expensive: $7,560 CAD at NZ Jewellers · As of September 26, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556409765. Listed at 17 retailers as of November 2, 2026. 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

1.03
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2556409765
Dimensions6.40 × 6.45 × 4.04 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.40 mm6.45 mm1.03 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2556409765
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $3,827 CAD|Low: $2,628 CAD|High: $6,411 CAD|Avg: $3,674 CAD|+0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 17, 2026
Retailer 2$2,700 CAD
Retailer 6$2,716 CAD
Retailer 8$3,017 CAD
Retailer 10$3,089 CAD
Retailer 5$3,256 CAD
Retailer 12$3,320 CAD
Retailer 11$3,337 CAD
Retailer 4$3,781 CAD
Retailer 1$3,827 CAD
Retailer 7$4,264 CAD
Retailer 3$4,267 CAD
Retailer 9$6,404 CAD

24 data points across 12 retailers

17 retailers

Retailer 1
-
$2,700 CAD
HK$15,100 HKD
Price last confirmed 18 days ago
Retailer 2
-
$2,716 CAD
₹185,151 INR
View
Price last confirmed 16 days ago
Retailer 3
-
$3,017 CAD
€2,057 EUR
View
Price last confirmed 17 days ago
Retailer 4
-
$3,256 CAD
$2,331 USD
View
Price last confirmed 16 days ago
Retailer 5
-
$3,320 CAD
$2,377 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$3,548 CAD
A$3,908 AUD
View
Retailer 7
-
$3,617 CAD
$2,589 USD
View
Price last confirmed 24 days ago
Retailer 8
-
$3,617 CAD
$2,589 USD
View
Price last confirmed 55 days ago
Retailer 9
-
$3,781 CAD
SGD 3,658 SGD
View
Price last confirmed 18 days ago
Retailer 10
-
$3,783 CAD
$2,708 USD
View
Price last confirmed 17 days ago
Retailer 11
-
$3,827 CAD
£2,157 GBP
View
Price last confirmed 16 days ago
Retailer 12
-
$4,173 CAD
$2,987 USD
View
Price last confirmed 23 days ago
Retailer 13
-
$4,173 CAD
$2,987 USD
View
Price last confirmed 56 days ago
Retailer 14
-
$4,267 CAD
£2,405 GBP
View
Price last confirmed 16 days ago
Retailer 15
-
$5,256 CAD
$3,763 USD
View
Price last confirmed 18 days ago
Retailer 16
-
$6,404 CAD
£3,610 GBP
View
Price last confirmed 18 days ago
Most Expensive
NZ Jewellers
1e66f498-e0a9-47ea-b7ec-8cb2b206e102 · Sep 26
$7,560 CAD
$5,412 USD
View
Price last confirmed 36 days ago
16 more retailers have this diamond
Prices start from $3,548 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
1.03ct Round
$3,548 CAD