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Heart|Natural|GIA

0.80ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 2537540172

Certificate GIA 2537540172

Diamond specifications and retailer prices

From $1,064 NZD
As of November 5, 2026
Save $2,275 NZD (68%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,339 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.8ct natural heart diamond

This 0.8ct natural heart sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2537540172. Listed at 12 retailers as of November 5, 2026, with prices from $1,064 to $3,339, a $2,275 spread on the same certified stone. NZ Jewellers lists it at $3,339. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2537540172
Dimensions5.45 × 6.32 × 3.83 mm
L/W Ratio1.16
Top View
5.45 mm6.32 mm0.80 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537540172
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.6%

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 5
Current: $3,339 NZD|Low: $1,064 NZD|High: $3,447 NZD|Avg: $1,576 NZD|-3.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7$1,064 NZD
Retailer 10$1,147 NZD
Retailer 4$1,149 NZD
Retailer 11$1,228 NZD
Retailer 12$1,228 NZD
Retailer 6$1,293 NZD
Retailer 5$1,301 NZD
Retailer 2$1,335 NZD
Retailer 8$1,407 NZD
Retailer 9$1,573 NZD
Retailer 3$2,455 NZD
NZ Jewellers$3,339 NZD

24 data points across 12 retailers

12 retailers$1,064 NZD to $3,339 NZD

A
Cheapest Retailer
-
$1,064 NZD
A
Retailer 2
-
$1,147 NZD
View
Retailer 3
-
$1,149 NZD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$1,228 NZD
View
A
Retailer 5
-
$1,228 NZD
View
A
Retailer 6
-
$1,293 NZD
View
A
Retailer 7
-
$1,301 NZD
View
A
Retailer 8
-
$1,335 NZD
View
A
Retailer 9
-
$1,407 NZD
View
A
Retailer 10
-
$1,573 NZD
View
B+
Retailer 11
-
$2,455 NZD
View
Most Expensive
B
NZ Jewellers
b9fee9c8-b4ca-4da6-bbd9-790bdcde0d82 · Nov 5
$3,339 NZD
$1,851 USD
View
11 more retailers have this diamond
Prices start from $1,064 NZDSave up to $2,275 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 Heart
$1,064 NZD