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1.15ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6561234215

Certificate GIA 6561234215

Diamond specifications and retailer prices

From $4,951 NZD
HK$21,800 HKD
As of November 1, 2026
Save $6,266 NZD (56%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $11,217 NZD at MOH London · As of November 1, 2026
View at MOH London

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 6561234215. Listed at 7 retailers as of November 1, 2026, with prices from $4,951 to $11,217, a $6,266 spread on the same certified stone. MOH London lists it at $11,217. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6561234215
Dimensions6.66 × 6.61 × 4.16 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Needle
Top View
6.66 mm6.61 mm1.15 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6561234215
Side View
Table 57.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

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: Nov 1
Current: $11,217 NZD|Low: $4,906 NZD|High: $11,404 NZD|Avg: $7,021 NZD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 6$4,951 NZD
Retailer 3$5,741 NZD
Retailer 5$5,974 NZD
Retailer 7$6,319 NZD
Retailer 2$6,454 NZD
Retailer 4$7,782 NZD
MOH London$11,217 NZD

10 data points across 7 retailers

7 retailers$4,951 NZD to $11,217 NZD

A
Cheapest Retailer
-
$4,951 NZD
HK$21,800 HKD
A
Retailer 2
-
$5,741 NZD
€3,082 EUR
View
A
Retailer 3
-
$5,974 NZD
$3,367 USD
View
Retailer 4
-
$6,319 NZD
SGD 4,813 SGD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$6,454 NZD
£2,864 GBP
View
B+
Retailer 6
-
$7,782 NZD
€4,177 EUR
View
Most Expensive
B
MOH London
0416FBBEC · Nov 1
$11,217 NZD
£4,978 GBP
View
6 more retailers have this diamond
Prices start from $4,951 NZDSave up to $6,266 NZD

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
1.15ct Round
$4,951 NZD