Round|Natural|GIA

0.80ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 2507467506

Shape and cutting style on the report: Round brilliant

Certificate GIA 2507467506

Diamond specifications and retailer prices

From $1,970 NZD
As of November 4, 2026
Save $2,343 NZD (54%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,745 NZD at NZ Jewellers · As of September 19, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2507467506. Listed at 21 retailers as of November 2, 2026, with a 119% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2507467506
Dimensions5.86 × 5.92 × 3.68 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
5.86 mm5.92 mm0.80 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2507467506
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: $2,908 NZD|Low: $1,970 NZD|High: $5,406 NZD|Avg: $3,160 NZD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 6$1,970 NZD
Retailer 8$2,134 NZD
Retailer 7$2,304 NZD
Retailer 3$2,650 NZD
Retailer 1$2,908 NZD
Retailer 2$3,269 NZD
Retailer 4$4,313 NZD
Retailer 5$5,394 NZD

38 data points across 8 retailers

21 retailers$1,970 NZD to $4,313 NZD

A
Cheapest Retailer
-
$1,970 NZD
Final sale: no returns
A
Retailer 2
-
$2,044 NZD
View
A
Retailer 3
-
$2,094 NZD
View
Retailer 4
-
$2,134 NZD
View
Price last confirmed 50 days ago
Retailer 5
-
$2,134 NZD
View
Price last confirmed 29 days ago
Retailer 6
-
$2,134 NZD
View
Price last confirmed 28 days ago
Retailer 7
-
$2,217 NZD
View
Price last confirmed 38 days ago
A
Retailer 8
-
$2,296 NZD
View
A
Retailer 9
-
$2,304 NZD
View
Retailer 10
-
$2,462 NZD
View
Price last confirmed 45 days ago
Retailer 11
-
$2,462 NZD
View
Price last confirmed 28 days ago
B+
Retailer 12
-
$2,471 NZD
View
B+
Retailer 13
-
$2,471 NZD
View
B+
Retailer 14
-
$2,543 NZD
View
B+
Retailer 15
-
$2,650 NZD
View
B+
Retailer 16
-
$2,908 NZD
View
B+
Retailer 17
-
$3,269 NZD
View
B
Retailer 18
-
$4,313 NZD
View
Retailer 19
-
$5,394 NZD
View
Price last confirmed 9 days ago
Retailer 20
-
$5,745 NZD
View
Price last confirmed 41 days ago
Most Expensive
NZ Jewellers
6b57957e-5450-4c3e-b200-3e2a81bfe584 · Sep 19
$5,745 NZD
$3,185 USD
View
Price last confirmed 47 days ago
20 more retailers have this diamond
Prices start from $1,970 NZDSave up to $2,343 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
$1,970 NZD