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Radiant|Natural|GIA

0.81ct I SI2 Radiant Natural Diamond

I/SI2 • GIA 2568025201

Certificate GIA 2568025201

Diamond specifications and retailer prices

From $1,895 NZD
$1,066 USD
As of November 1, 2026
Save $2,725 NZD (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,619 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural radiant diamond

This 0.81ct natural radiant sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included) and certified by GIA 2568025201. Listed at 5 retailers as of October 30, 2026, with prices from $1,895 to $4,619, a $2,725 spread on the same certified stone. NZ Jewellers lists it at $4,619. 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
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2568025201
Dimensions6.36 × 4.58 × 3.16 mm
L/W Ratio1.39
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud
Top View
6.36 mm4.58 mm0.81 ctI / SI2
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2568025201
Side View
Table 61.0%CrownGirdle: ETK-ETKPavilionCulet: NoneDepth 68.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $4,619 NZD|Low: $1,895 NZD|High: $4,619 NZD|Avg: $2,950 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5$1,895 NZD
Retailer 4$1,967 NZD
Retailer 2$2,513 NZD
Retailer 3$3,469 NZD
NZ Jewellers$4,619 NZD

12 data points across 5 retailers

5 retailers$1,895 NZD to $4,619 NZD

B+
Cheapest Retailer
-
$1,895 NZD
$1,066 USD
B+
Retailer 2
-
$1,967 NZD
$1,107 USD
View
B+
Retailer 3
-
$2,513 NZD
£1,114 GBP
View
B
Retailer 4
-
$3,469 NZD
£1,537 GBP
View
Most Expensive
C
NZ Jewellers
03115e57-e944-495a-a065-d2e2e5161458 · Oct 30
$4,619 NZD
$2,599 USD
View
4 more retailers have this diamond
Prices start from $1,895 NZDSave up to $2,725 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.

B+
0.81ct Radiant
$1,895 NZD