Round|Natural|GIA

1.51ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 2245037698

Certificate GIA 2245037698

Diamond specifications and retailer prices

From $4,824 CAD
$3,454 USD
As of October 21, 2026
13 retailers carry this diamond
Most expensive: $8,790 CAD at Wholesale Diamonds Direct · As of October 19, 2026
View at Wholesale Diamonds Direct

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 top-tier cut grade and certified by GIA 2245037698. Listed at 13 retailers as of October 19, 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

1.51
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2245037698
Dimensions7.29 × 7.33 × 4.54 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.29 mm7.33 mm1.51 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245037698
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.0%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 21
Current: $7,971 CAD|Low: $4,824 CAD|High: $9,360 CAD|Avg: $6,477 CAD|-7.3%
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
Wholesale Diamonds Direct
October 22, 2026
Retailer 12$4,824 CAD
Retailer 9$4,863 CAD
Retailer 11$4,914 CAD
Retailer 2$5,156 CAD
Retailer 10$5,217 CAD
Retailer 5$5,266 CAD
Retailer 7$5,525 CAD
Retailer 13$6,130 CAD
Retailer 4$6,194 CAD
Retailer 6$6,198 CAD
Retailer 8$6,511 CAD
Retailer 1$7,971 CAD
Retailer 3$8,643 CAD
Wholesale Diamonds Direct$8,790 CAD

30 data points across 14 retailers

13 retailers$4,824 CAD to $8,790 CAD

Retailer 1
-
$4,824 CAD
$3,454 USD
Price last confirmed 9 days ago
Retailer 2
-
$4,914 CAD
SGD 4,754 SGD
View
Price last confirmed 8 days ago
Retailer 3
-
$5,156 CAD
$3,691 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$5,217 CAD
$3,735 USD
View
Price last confirmed 12 days ago
Retailer 5
-
$5,266 CAD
SGD 5,094 SGD
View
Price last confirmed 9 days ago
Retailer 6
-
$5,525 CAD
£3,114 GBP
View
Price last confirmed 9 days ago
Retailer 7
-
$6,130 CAD
$4,388 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$6,194 CAD
$4,434 USD
View
Price last confirmed 9 days ago
Retailer 9
-
$6,198 CAD
€4,226 EUR
View
Price last confirmed 8 days ago
Retailer 10
-
$6,511 CAD
£3,670 GBP
View
Price last confirmed 8 days ago
Retailer 11
-
$7,971 CAD
$5,706 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$8,643 CAD
$6,187 USD
View
Price last confirmed 9 days ago
Most Expensive
Wholesale Diamonds Direct
539238973 · Oct 19
$8,790 CAD
$6,293 USD
View
Price last confirmed 11 days ago
12 more retailers have this diamond

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.

1.51ct Round
$4,824 CAD