Round|Natural|GIA

1.02ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 3525837494

Certificate GIA 3525837494

Diamond specifications and retailer prices

From $3,630 CAD
HK$20,300 HKD
As of October 29, 2026
Save $4,605 CAD (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $8,894 CAD at NZ Jewellers · As of September 17, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3525837494. Listed at 23 retailers as of October 29, 2026, with a 127% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.02
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 3525837494
Dimensions6.45 × 6.40 × 4.01 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.45 mm6.40 mm1.02 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 3525837494
Side View
Table 58.0%Crown 35.5°Girdle: MD-STKPavilion 41°Culet: NoneDepth 62.4%

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 29
Current: $5,735 CAD|Low: $3,630 CAD|High: $8,290 CAD|Avg: $5,062 CAD|-2.2%
Retailer 1
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
October 30, 2026
Retailer 14$3,630 CAD
Retailer 5$4,349 CAD
Retailer 4$4,437 CAD
Retailer 11$4,456 CAD
Retailer 13$4,520 CAD
Retailer 12$4,715 CAD
Retailer 7$4,727 CAD
Retailer 3$4,899 CAD
Retailer 6$5,085 CAD
Retailer 8$5,088 CAD
Retailer 2$5,252 CAD
Retailer 1$5,735 CAD
Retailer 10$5,965 CAD
Retailer 9$8,235 CAD

31 data points across 14 retailers

23 retailers$3,630 CAD to $8,235 CAD

A
Cheapest Retailer
-
$3,630 CAD
HK$20,300 HKD
A
Retailer 2
-
$4,349 CAD
$3,113 USD
View
A
Retailer 3
-
$4,437 CAD
$3,176 USD
View
Retailer 4
-
$4,456 CAD
$3,190 USD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$4,520 CAD
$3,236 USD
View
Final sale: no returns
B+
Retailer 6
-
$4,715 CAD
$3,375 USD
View
B+
Retailer 7
-
$4,727 CAD
£2,665 GBP
View
Retailer 8
-
$4,899 CAD
$3,507 USD
View
Price last confirmed 14 days ago
Retailer 9
-
$4,899 CAD
$3,507 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$5,085 CAD
SGD 4,919 SGD
View
Retailer 11
-
$5,086 CAD
$3,641 USD
View
Price last confirmed 15 days ago
B+
Retailer 12
-
$5,088 CAD
£2,868 GBP
View
Retailer 13
-
$5,106 CAD
$3,655 USD
View
Price last confirmed 43 days ago
Retailer 14
-
$5,252 CAD
A$5,784 AUD
View
Price last confirmed 26 days ago
Retailer 15
-
$5,652 CAD
$4,046 USD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
$5,735 CAD
€3,910 EUR
View
Retailer 17
-
$5,891 CAD
$4,217 USD
View
Price last confirmed 43 days ago
Retailer 18
-
$5,891 CAD
$4,217 USD
View
Price last confirmed 38 days ago
B+
Retailer 19
-
$5,965 CAD
ZAR 68,982 ZAR
View
B
Retailer 20
-
$8,235 CAD
£4,642 GBP
View
Retailer 21
-
$8,534 CAD
$6,109 USD
View
Price last confirmed 10 days ago
Retailer 22
-
$8,894 CAD
$6,367 USD
View
Price last confirmed 40 days ago
Most Expensive
NZ Jewellers
9a71b17f-8934-4e17-94c6-b0ed6510c950 · Sep 17
$8,894 CAD
$6,367 USD
View
Price last confirmed 43 days ago
22 more retailers have this diamond
Prices start from $3,630 CADSave up to $4,605 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
1.02ct Round
$3,630 CAD