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Round|Natural|GIA

1.30ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6492975872

Certificate GIA 6492975872

Diamond specifications and retailer prices

From $9,001 NZD
As of November 4, 2026
Save $8,414 NZD (48%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $17,416 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6492975872. Listed at 15 retailers as of November 4, 2026, with prices from $9,001 to $17,416, a $8,414 spread on the same certified stone. MOH London lists it at $17,416. 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

1.30
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6492975872
Dimensions7.05 × 7.01 × 4.27 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.05 mm7.01 mm1.30 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6492975872
Side View
Table 59.0%Crown 36°Girdle: THN-STKPavilion 40.6°Culet: NoneDepth 60.7%

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 4
Current: $17,416 NZD|Low: $9,001 NZD|High: $17,675 NZD|Avg: $12,676 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4$9,001 NZD
Retailer 5$10,739 NZD
Retailer 2$11,182 NZD
Retailer 3$12,126 NZD
MOH London$17,416 NZD

42 data points across 5 retailers

15 retailers$9,001 NZD to $17,416 NZD

A
Cheapest Retailer
-
$9,001 NZD
A
Retailer 2
-
$9,104 NZD
View
A
Retailer 3
-
$9,366 NZD
View
B+
Retailer 4
-
$9,995 NZD
View
Retailer 5
-
$10,739 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$11,182 NZD
View
B+
Retailer 7
-
$11,715 NZD
View
B+
Retailer 8
-
$11,960 NZD
View
B+
Retailer 9
-
$11,960 NZD
View
B+
Retailer 10
-
$12,126 NZD
View
B
Retailer 11
-
$12,375 NZD
View
Retailer 12
-
$13,067 NZD
View
Price last confirmed 14 days ago
B
Retailer 13
-
$15,109 NZD
View
B
Retailer 14
-
$15,192 NZD
View
Most Expensive
B
MOH London
65FE5E683 · Nov 4
$17,416 NZD
£7,602 GBP
View
14 more retailers have this diamond
Prices start from $9,001 NZDSave up to $8,414 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
1.30ct Round
$9,001 NZD