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Round|Natural|GIA

0.72ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 6512780788

Certificate GIA 6512780788

Diamond specifications and retailer prices

From $906 NZD
As of November 6, 2026
Save $2,845 NZD (76%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,750 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.72ct natural round diamond

This 0.72ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6512780788. Listed at 20 retailers as of November 5, 2026, with prices from $906 to $3,750, a $2,845 spread on the same certified stone. NZ Jewellers lists it at $3,750. 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

0.72
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6512780788
Dimensions5.75 × 5.70 × 3.57 mm
L/W Ratio1.01
Key to symbols
Cloud, Crystal, Feather
Top View
5.75 mm5.70 mm0.72 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6512780788
Side View
Table 59.0%Crown 34°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 62.3%

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 6
Current: $3,750 NZD|Low: $906 NZD|High: $3,837 NZD|Avg: $1,559 NZD|-1.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 13$906 NZD
Retailer 12$989 NZD
Retailer 10$1,039 NZD
Retailer 6$1,196 NZD
Retailer 7$1,205 NZD
Retailer 11$1,227 NZD
Retailer 2$1,259 NZD
Retailer 4$1,274 NZD
Retailer 8$1,380 NZD
Retailer 19$1,432 NZD
Retailer 15$1,452 NZD
Retailer 17$1,465 NZD
Retailer 9$1,494 NZD
Retailer 14$1,499 NZD
Retailer 5$1,524 NZD
Retailer 16$1,647 NZD
Retailer 18$1,784 NZD
Retailer 3$2,758 NZD
NZ Jewellers$3,750 NZD

14 data points across 19 retailers

20 retailers$906 NZD to $3,750 NZD

A
Cheapest Retailer
-
$906 NZD
A
Retailer 2
-
$989 NZD
View
A
Retailer 3
-
$1,039 NZD
View
A
Retailer 4
-
$1,196 NZD
View
A
Retailer 5
-
$1,205 NZD
View
Retailer 6
-
$1,227 NZD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,259 NZD
View
A
Retailer 8
-
$1,274 NZD
View
Retailer 9
-
$1,362 NZD
View
Price last confirmed 26 days ago
A
Retailer 10
-
$1,380 NZD
View
B+
Retailer 11
-
$1,432 NZD
View
B+
Retailer 12
-
$1,452 NZD
View
B+
Retailer 13
-
$1,465 NZD
View
B+
Retailer 14
-
$1,494 NZD
View
B+
Retailer 15
-
$1,499 NZD
View
B+
Retailer 16
-
$1,524 NZD
View
B+
Retailer 17
-
$1,647 NZD
View
B+
Retailer 18
-
$1,784 NZD
View
B
Retailer 19
-
$2,758 NZD
View
Most Expensive
B
NZ Jewellers
c5884a7c-15c1-44c0-806f-6f64dd6f3baa · Nov 5
$3,750 NZD
$2,079 USD
View
19 more retailers have this diamond
Prices start from $906 NZDSave up to $2,845 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
0.72ct Round
$906 NZD