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1.15ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6515145869

Certificate GIA 6515145869

Diamond specifications and retailer prices

From $7,863 CAD
£4,432 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $7,863 CAD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.15ct natural round diamond

This 1.15ct 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 6515145869. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.15
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6515145869
Dimensions6.69 × 6.65 × 4.18 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Culet sizeNone
Top View
6.69 mm6.65 mm1.15 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6515145869
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°CuletDepth 62.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $7,863 CAD|Low: $7,863 CAD|High: $7,863 CAD|Avg: $7,863 CAD
September 26, 2026
Diamond Quarter$7,863 CAD

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
1.15SI1D6569-821HK · Oct 29
$7,863 CAD
£4,432 GBP
View

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
1.15ct Round
$7,863 CAD