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Radiant|Natural|GIA

4.02ct J SI1 Radiant Natural Diamond

EX • J/SI1 • GIA 2245091298

Certificate GIA 2245091298

Diamond specifications and retailer prices

From $65,973 NZD
HK$290,000 HKD
As of November 1, 2026
Save $67,047 NZD (50%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $133,020 NZD at With Clarity · As of November 1, 2026
View at With Clarity

About this 4.02ct natural radiant diamond

This 4.02ct natural radiant sits in the three to five 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 2245091298. Listed at 21 retailers as of November 1, 2026, with prices from $65,973 to $133,020, a $67,047 spread on the same certified stone. With Clarity lists it at $133,020. 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

4.02
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle44.68°
Pavilion angle54.74°
OriginNatural
Grading LabGIA
CertificateGIA 2245091298
Dimensions10.78 × 8.18 × 5.52 mm
L/W Ratio1.32
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
10.78 mm8.18 mm4.02 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2245091298
Side View
Table 67.0%Crown 44.68°Girdle: MED-MEDPavilion 54.74°Culet: NoneDepth 67.5%

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 1
Current: $79,514 NZD|Low: $65,973 NZD|High: $133,020 NZD|Avg: $84,418 NZD|-0.3%
Retailer 1
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
Retailer 18
Retailer 19
With Clarity
November 2, 2026
Retailer 9$65,973 NZD
Retailer 14$66,430 NZD
Retailer 2$73,171 NZD
Retailer 13$73,729 NZD
Retailer 4$74,012 NZD
Retailer 19$76,196 NZD
Retailer 18$77,570 NZD
Retailer 8$78,246 NZD
Retailer 6$78,457 NZD
Retailer 1$79,514 NZD
Retailer 7$80,741 NZD
Retailer 10$84,105 NZD
Retailer 11$87,470 NZD
Retailer 12$88,727 NZD
Retailer 5$89,229 NZD
Retailer 3$89,921 NZD
Retailer 17$90,834 NZD
Retailer 16$91,666 NZD
Retailer 15$114,240 NZD
With Clarity$133,020 NZD

6 data points across 20 retailers

21 retailers$65,973 NZD to $133,020 NZD

A
Cheapest Retailer
-
$65,973 NZD
HK$290,000 HKD
A
Retailer 2
-
$66,430 NZD
₹3,559,720 INR
View
B+
Retailer 3
-
$73,171 NZD
$41,170 USD
View
B+
Retailer 4
-
$73,250 NZD
A$63,406 AUD
View
A
Retailer 5
-
$73,729 NZD
£32,664 GBP
View
B+
Retailer 6
-
$74,012 NZD
$41,643 USD
View
Final sale: no returns
B+
Retailer 7
-
$76,196 NZD
$42,872 USD
View
B+
Retailer 8
-
$77,570 NZD
$43,645 USD
View
B+
Retailer 9
-
$78,246 NZD
$44,025 USD
View
B+
Retailer 10
-
$78,457 NZD
$44,144 USD
View
B+
Retailer 11
-
$79,514 NZD
£35,227 GBP
View
B+
Retailer 12
-
$80,741 NZD
$45,429 USD
View
B+
Retailer 13
-
$84,105 NZD
$47,322 USD
View
B+
Retailer 14
-
$87,470 NZD
$49,215 USD
View
B+
Retailer 15
-
$88,727 NZD
€47,545 EUR
View
B
Retailer 16
-
$89,229 NZD
$50,205 USD
View
B
Retailer 17
-
$89,921 NZD
$50,594 USD
View
B
Retailer 18
-
$90,834 NZD
$51,108 USD
View
B
Retailer 19
-
$91,666 NZD
ZAR 833,212 ZAR
View
B
Retailer 20
-
$114,240 NZD
£50,612 GBP
View
Most Expensive
B
With Clarity
2245091298 · Nov 1
$133,020 NZD
$74,844 USD
View
20 more retailers have this diamond
Prices start from $65,973 NZDSave up to $67,047 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
4.02ct Radiant
$65,973 NZD