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Radiant|Natural|GIA

2.50ct J SI2 Radiant Natural Diamond

EX • J/SI2 • GIA 2546526917

Certificate GIA 2546526917

Diamond specifications and retailer prices

From $23,744 NZD
$13,382 USD
As of October 26, 2026
Save $16,646 NZD (41%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $40,389 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 2.5ct natural radiant diamond

This 2.5ct natural radiant sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546526917. Listed at 13 retailers as of October 26, 2026, with prices from $23,744 to $40,389, a $16,646 spread on the same certified stone. MOH London lists it at $40,389. 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

2.50
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle45.43°
Pavilion angle52.22°
OriginNatural
Grading LabGIA
CertificateGIA 2546526917
Dimensions9.19 × 6.89 × 4.75 mm
L/W Ratio1.33
Top View
9.19 mm6.89 mm2.50 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2546526917
Side View
Table 68.0%Crown 45.43°Girdle: MED-MEDPavilion 52.22°Culet: 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: Oct 26
Current: $40,389 NZD|Low: $23,461 NZD|High: $44,089 NZD|Avg: $29,417 NZD|-8.3%
MOH London
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
October 27, 2026
Retailer 5$23,461 NZD
Retailer 14$23,744 NZD
Retailer 4$24,750 NZD
Retailer 6$25,209 NZD
Retailer 9$25,827 NZD
Retailer 13$26,043 NZD
Retailer 7$27,034 NZD
Retailer 10$27,550 NZD
Retailer 3$27,979 NZD
Retailer 11$29,056 NZD
Retailer 2$30,630 NZD
Retailer 8$31,166 NZD
Retailer 12$36,588 NZD
MOH London$40,389 NZD

32 data points across 14 retailers

13 retailers$23,744 NZD to $40,389 NZD

Retailer 1
-
$23,461 NZD
HK$103,300 HKD
Price last confirmed 51 days ago
B+
Retailer 2
-
$23,744 NZD
$13,382 USD
View
Retailer 3
-
$25,827 NZD
$14,556 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$26,043 NZD
$14,678 USD
View
B+
Retailer 5
-
$27,034 NZD
£11,997 GBP
View
Retailer 6
-
$27,550 NZD
$15,527 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$27,979 NZD
$15,769 USD
View
B
Retailer 8
-
$29,056 NZD
$16,376 USD
View
B
Retailer 9
-
$30,630 NZD
£13,593 GBP
View
B
Retailer 10
-
$31,166 NZD
€16,729 EUR
View
Retailer 11
-
$32,500 NZD
$18,317 USD
View
Price last confirmed 56 days ago
B
Retailer 12
-
$36,588 NZD
$20,621 USD
View
Most Expensive
B
MOH London
A8714984A · Oct 26
$40,389 NZD
£17,924 GBP
View
12 more retailers have this diamond
Prices start from $23,744 NZDSave up to $16,646 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+
2.50ct Radiant
$23,744 NZD