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Round|Natural|GIA

0.80ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 2437016139

Certificate GIA 2437016139

Diamond specifications and retailer prices

From $1,183 NZD
As of November 6, 2026
Save $3,745 NZD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,928 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2437016139. Listed at 11 retailers as of November 5, 2026, with prices from $1,183 to $4,928, a $3,745 spread on the same certified stone. NZ Jewellers lists it at $4,928. 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

0.80
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2437016139
Dimensions5.89 × 5.91 × 3.72 mm
L/W Ratio1.00
Top View
5.89 mm5.91 mm0.80 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2437016139
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.0%

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: $4,928 NZD|Low: $1,048 NZD|High: $5,024 NZD|Avg: $1,976 NZD|-1.9%
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
November 6, 2026
Retailer 4$1,048 NZD
Retailer 11$1,183 NZD
Retailer 3$1,450 NZD
Retailer 5$1,530 NZD
Retailer 13$1,590 NZD
Retailer 6$1,635 NZD
Retailer 7$1,807 NZD
Retailer 12$1,807 NZD
Retailer 8$1,886 NZD
Retailer 2$2,074 NZD
Retailer 9$2,197 NZD
Retailer 10$2,876 NZD
NZ Jewellers$4,928 NZD

29 data points across 13 retailers

11 retailers$1,183 NZD to $4,928 NZD

A
Cheapest Retailer
-
$1,183 NZD
Retailer 2
-
$1,450 NZD
View
Price last confirmed 33 days ago
A
Retailer 3
-
$1,590 NZD
View
A
Retailer 4
-
$1,635 NZD
View
B+
Retailer 5
-
$1,807 NZD
View
A
Retailer 6
-
$1,807 NZD
View
B+
Retailer 7
-
$1,886 NZD
View
B+
Retailer 8
-
$2,074 NZD
View
B+
Retailer 9
-
$2,197 NZD
View
B
Retailer 10
-
$2,876 NZD
View
Most Expensive
B
NZ Jewellers
a30a33d9-5a78-4db4-aacb-55aa3426b29f · Nov 5
$4,928 NZD
$2,770 USD
View
10 more retailers have this diamond
Prices start from $1,183 NZDSave up to $3,745 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
0.80ct Round
$1,183 NZD