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Round|Natural|GIA

1.51ct D I1 Round Natural Diamond

EX • D/I1 • GIA 7518524363

Certificate GIA 7518524363

Diamond specifications and retailer prices

From $10,580 CAD
$7,574 USD
As of October 29, 2026
Save $1,221 CAD (10%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $11,801 CAD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 7518524363. Listed at 5 retailers as of October 29, 2026, with a relatively tight 12% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7518524363
Dimensions7.37 × 7.43 × 4.51 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Girdle conditionFaceted
Cert comments
Pinpoints are not shown.
Key to symbols
Feather, Crystal, Cavity, Needle
Top View
7.37 mm7.43 mm1.51 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7518524363
Side View
Table 57.0%Crown 35.5°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 60.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $10,580 CAD|Low: $5,453 CAD|High: $11,801 CAD|Avg: $7,127 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
The Diamond Guys
October 29, 2026
Retailer 6$5,453 CAD
Retailer 3$6,019 CAD
Retailer 8$6,396 CAD
Retailer 4$6,815 CAD
Retailer 5$7,281 CAD
Retailer 2$8,268 CAD
Retailer 7$8,727 CAD
Retailer 1$10,580 CAD
The Diamond Guys$11,801 CAD

8 data points across 9 retailers

5 retailers$10,580 CAD to $11,801 CAD

Retailer 1
-
$5,453 CAD
HK$30,500 HKD
Price last confirmed 56 days ago
Retailer 2
-
$7,334 CAD
$5,250 USD
View
Price last confirmed 27 days ago
Retailer 3
-
$8,462 CAD
$6,058 USD
View
Price last confirmed 26 days ago
B
Retailer 4
-
$10,580 CAD
$7,574 USD
View
Most Expensive
B
The Diamond Guys
1997299260 · Oct 30
$11,801 CAD
$8,448 USD
View
4 more retailers have this diamond
Prices start from $10,580 CADSave up to $1,221 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.

B
1.51ct Round
$10,580 CAD