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Round|Natural|GIA

1.51ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 6541690790

Certificate GIA 6541690790

Diamond specifications and retailer prices

From $4,738 CAD
HK$26,500 HKD
As of October 31, 2026
Save $6,550 CAD (58%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,288 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6541690790. Listed at 21 retailers as of October 30, 2026, with prices from $4,738 to $11,288, a $6,550 spread on the same certified stone. NZ Jewellers lists it at $11,288. 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

1.51
Carat
J
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 6541690790
Dimensions7.10 × 7.17 × 4.56 mm
L/W Ratio1.01
Top View
7.10 mm7.17 mm1.51 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6541690790
Side View
Table 59.0%Crown 38°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 63.9%

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 31
Current: $11,288 CAD|Low: $4,703 CAD|High: $11,288 CAD|Avg: $7,134 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
Retailer 16
November 1, 2026
Retailer 11$4,738 CAD
Retailer 9$5,474 CAD
Retailer 16$5,981 CAD
Retailer 4$5,982 CAD
Retailer 2$6,071 CAD
Retailer 3$6,480 CAD
Retailer 8$6,480 CAD
Retailer 7$6,492 CAD
Retailer 5$6,532 CAD
Retailer 15$7,238 CAD
Retailer 12$7,332 CAD
Retailer 6$7,476 CAD
Retailer 13$7,763 CAD
Retailer 10$7,965 CAD
Retailer 14$10,375 CAD
NZ Jewellers$11,288 CAD

35 data points across 16 retailers

21 retailers$4,738 CAD to $11,288 CAD

A
Cheapest Retailer
-
$4,738 CAD
HK$26,500 HKD
B+
Retailer 2
-
$5,474 CAD
$3,919 USD
View
B+
Retailer 3
-
$5,650 CAD
$4,045 USD
View
B+
Retailer 4
-
$5,981 CAD
SGD 5,786 SGD
View
B+
Retailer 5
-
$5,982 CAD
$4,282 USD
View
Final sale: no returns
B+
Retailer 6
-
$6,034 CAD
SGD 5,837 SGD
View
B+
Retailer 7
-
$6,071 CAD
£3,422 GBP
View
B+
Retailer 8
-
$6,480 CAD
$4,639 USD
View
Retailer 9
-
$6,480 CAD
$4,639 USD
View
Price last confirmed 32 days ago
B+
Retailer 10
-
$6,482 CAD
$4,640 USD
View
B+
Retailer 11
-
$6,492 CAD
$4,648 USD
View
Retailer 12
-
$6,532 CAD
A$7,194 AUD
View
Price last confirmed 22 days ago
B
Retailer 13
-
$6,831 CAD
$4,890 USD
View
B
Retailer 14
-
$7,238 CAD
£4,080 GBP
View
B
Retailer 15
-
$7,332 CAD
€4,999 EUR
View
B
Retailer 16
-
$7,476 CAD
$5,352 USD
View
B
Retailer 17
-
$7,763 CAD
£4,376 GBP
View
B
Retailer 18
-
$7,965 CAD
ZAR 92,112 ZAR
View
B
Retailer 19
-
$9,208 CAD
$6,592 USD
View
B
Retailer 20
-
$10,375 CAD
£5,848 GBP
View
Most Expensive
C
NZ Jewellers
7976b29a-0d7a-47bb-ae9c-a3187b2253b9 · Oct 30
$11,288 CAD
$8,081 USD
View
20 more retailers have this diamond
Prices start from $4,738 CADSave up to $6,550 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
$4,738 CAD