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Round|Natural|GIA

0.81ct I SI2 Round Natural Diamond

VG • I/SI2 • GIA 2448961456

Certificate GIA 2448961456

Diamond specifications and retailer prices

From $1,671 NZD
$942 USD
As of October 31, 2026
Save $2,747 NZD (62%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,418 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural round diamond

This 0.81ct natural round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2448961456. Listed at 12 retailers as of October 30, 2026, with prices from $1,671 to $4,418, a $2,747 spread on the same certified stone. NZ Jewellers lists it at $4,418. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.81
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 2448961456
Dimensions5.86 × 5.77 × 3.71 mm
L/W Ratio1.02
Star length50%
Lower girdle75%
Top View
5.86 mm5.77 mm0.81 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2448961456
Side View
Table 59.0%Crown 37.5°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 63.7%

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: Oct 31
Current: $4,418 NZD|Low: $1,393 NZD|High: $4,418 NZD|Avg: $2,477 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 6$1,671 NZD
Retailer 8$1,812 NZD
Retailer 7$1,881 NZD
Retailer 2$1,957 NZD
Retailer 3$2,349 NZD
Retailer 4$2,354 NZD
Retailer 5$3,256 NZD
NZ Jewellers$4,418 NZD

41 data points across 8 retailers

12 retailers$1,671 NZD to $4,418 NZD

A
Cheapest Retailer
-
$1,671 NZD
$942 USD
Final sale: no returns
Retailer 2
-
$1,765 NZD
$995 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$1,812 NZD
$1,021 USD
View
A
Retailer 4
-
$1,812 NZD
$1,021 USD
View
A
Retailer 5
-
$1,881 NZD
$1,060 USD
View
A
Retailer 6
-
$1,957 NZD
£868 GBP
View
B+
Retailer 7
-
$2,048 NZD
$1,154 USD
View
B+
Retailer 8
-
$2,090 NZD
$1,178 USD
View
B+
Retailer 9
-
$2,349 NZD
€1,261 EUR
View
B+
Retailer 10
-
$2,354 NZD
£1,045 GBP
View
B
Retailer 11
-
$3,256 NZD
£1,445 GBP
View
Most Expensive
B
NZ Jewellers
a6fb5540-86b0-497c-9f49-fce52ef2abf0 · Oct 30
$4,418 NZD
$2,490 USD
View
11 more retailers have this diamond
Prices start from $1,671 NZDSave up to $2,747 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
0.81ct Round
$1,671 NZD