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Radiant|Natural|GIA

0.80ct J SI1 Radiant Natural Diamond

ID • J/SI1 • GIA 2426519604

Certificate GIA 2426519604

Diamond specifications and retailer prices

From $1,592 NZD
HK$7,000 HKD
As of November 1, 2026
Save $3,649 NZD (70%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,241 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.8ct natural radiant diamond

This 0.8ct natural radiant sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2426519604. Listed at 19 retailers as of October 30, 2026, with prices from $1,592 to $5,241, a $3,649 spread on the same certified stone. NZ Jewellers lists it at $5,241. 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
J
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2426519604
Dimensions6.41 × 4.43 × 3.01 mm
L/W Ratio1.45
Top View
6.41 mm4.43 mm0.80 ctJ / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2426519604
Side View
Table 66.0%CrownGirdlePavilionCulet: NoneDepth 68.0%

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 1
Current: $5,241 NZD|Low: $1,592 NZD|High: $5,241 NZD|Avg: $2,568 NZD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 6$1,592 NZD
Retailer 7$1,870 NZD
Retailer 8$1,973 NZD
Retailer 3$1,983 NZD
Retailer 15$2,149 NZD
Retailer 16$2,149 NZD
Retailer 14$2,232 NZD
Retailer 4$2,241 NZD
Retailer 5$2,373 NZD
Retailer 9$2,388 NZD
Retailer 11$2,452 NZD
Retailer 17$2,479 NZD
Retailer 2$2,709 NZD
Retailer 10$3,005 NZD
Retailer 13$3,179 NZD
Retailer 12$3,937 NZD
NZ Jewellers$5,241 NZD

27 data points across 17 retailers

19 retailers$1,592 NZD to $5,241 NZD

A
Cheapest Retailer
-
$1,592 NZD
HK$7,000 HKD
B+
Retailer 2
-
$1,973 NZD
$1,110 USD
View
B+
Retailer 3
-
$1,983 NZD
$1,116 USD
View
Final sale: no returns
B+
Retailer 4
-
$2,060 NZD
$1,159 USD
View
B+
Retailer 5
-
$2,149 NZD
$1,209 USD
View
B+
Retailer 6
-
$2,149 NZD
$1,209 USD
View
B+
Retailer 7
-
$2,221 NZD
SGD 1,689 SGD
View
B+
Retailer 8
-
$2,232 NZD
$1,256 USD
View
B+
Retailer 9
-
$2,241 NZD
$1,261 USD
View
B+
Retailer 10
-
$2,373 NZD
$1,335 USD
View
B
Retailer 11
-
$2,388 NZD
$1,344 USD
View
B
Retailer 12
-
$2,452 NZD
£1,086 GBP
View
B
Retailer 13
-
$2,479 NZD
$1,395 USD
View
B+
Retailer 14
-
$2,709 NZD
£1,200 GBP
View
B
Retailer 15
-
$2,721 NZD
$1,531 USD
View
B
Retailer 16
-
$3,005 NZD
€1,610 EUR
View
B
Retailer 17
-
$3,179 NZD
ZAR 28,892 ZAR
View
B
Retailer 18
-
$3,937 NZD
£1,744 GBP
View
Most Expensive
B
NZ Jewellers
adebee80-091a-4016-97bf-ebdc241404ca · Oct 30
$5,241 NZD
$2,949 USD
View
18 more retailers have this diamond
Prices start from $1,592 NZDSave up to $3,649 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 Radiant
$1,592 NZD