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Round|Natural|GIA

1.51ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 7513033079

Certificate GIA 7513033079

Diamond specifications and retailer prices

From $3,540 CAD
HK$19,800 HKD
As of October 30, 2026
Save $4,465 CAD (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,006 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7513033079. Listed at 14 retailers as of October 30, 2026, with prices from $3,540 to $8,006, a $4,465 spread on the same certified stone. NZ Jewellers lists it at $8,006. 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

1.51
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7513033079
Dimensions7.38 × 7.35 × 4.55 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Cert comments
Clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal, Needle
Top View
7.38 mm7.35 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7513033079
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

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: $8,006 CAD|Low: $3,540 CAD|High: $8,073 CAD|Avg: $5,217 CAD|-0.8%
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
October 30, 2026
Retailer 13$3,540 CAD
Retailer 2$3,656 CAD
Retailer 3$4,242 CAD
Retailer 5$4,452 CAD
Retailer 10$4,596 CAD
Retailer 8$4,772 CAD
Retailer 12$4,920 CAD
Retailer 4$4,966 CAD
Retailer 6$5,289 CAD
Retailer 11$5,303 CAD
Retailer 7$5,964 CAD
Retailer 9$7,726 CAD
NZ Jewellers$8,006 CAD

26 data points across 13 retailers

14 retailers$3,540 CAD to $8,006 CAD

A
Cheapest Retailer
-
$3,540 CAD
HK$19,800 HKD
A
Retailer 2
-
$3,656 CAD
₹249,243 INR
View
B+
Retailer 3
-
$4,242 CAD
$3,037 USD
View
Final sale: no returns
A
Retailer 4
-
$4,452 CAD
$3,187 USD
View
A
Retailer 5
-
$4,596 CAD
$3,290 USD
View
Retailer 6
-
$4,660 CAD
$3,336 USD
View
Price last confirmed 102 days ago
A
Retailer 7
-
$4,772 CAD
$3,416 USD
View
A
Retailer 8
-
$4,920 CAD
$3,522 USD
View
A
Retailer 9
-
$4,966 CAD
SGD 4,804 SGD
View
A
Retailer 10
-
$5,289 CAD
€3,606 EUR
View
A
Retailer 11
-
$5,303 CAD
$3,796 USD
View
B+
Retailer 12
-
$5,964 CAD
£3,362 GBP
View
B+
Retailer 13
-
$7,726 CAD
£4,355 GBP
View
Most Expensive
B
NZ Jewellers
49506521-27cc-430f-8745-cf51fd62e9ed · Oct 30
$8,006 CAD
$5,731 USD
View
13 more retailers have this diamond
Prices start from $3,540 CADSave up to $4,465 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
1.51ct Round
$3,540 CAD