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Radiant|Natural|GIA

2.50ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 6532016583

Certificate GIA 6532016583

Diamond specifications and retailer prices

From $46,870 NZD
$26,416 USD
As of October 31, 2026
Save $12,331 NZD (21%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $59,201 NZD at 77 Diamonds · As of November 1, 2026
View at 77 Diamonds

About this 2.5ct natural radiant diamond

This 2.5ct natural radiant sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532016583. Listed at 10 retailers as of October 31, 2026, with prices from $46,870 to $59,201, a $12,331 spread on the same certified stone. 77 Diamonds lists it at $59,201. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6532016583
Dimensions9.20 × 6.66 × 4.65 mm
L/W Ratio1.38
Top View
9.20 mm6.66 mm2.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532016583
Side View
Table 69.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 69.8%

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: $59,201 NZD|Low: $46,433 NZD|High: $62,344 NZD|Avg: $53,746 NZD|+0.5%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4$46,870 NZD
Retailer 5$50,450 NZD
Retailer 2$50,538 NZD
Retailer 3$50,652 NZD
Retailer 6$53,084 NZD
Retailer 7$56,928 NZD
77 Diamonds$59,201 NZD

37 data points across 7 retailers

10 retailers$46,870 NZD to $59,201 NZD

A
Cheapest Retailer
-
$46,870 NZD
$26,416 USD
B+
Retailer 2
-
$50,450 NZD
$28,434 USD
View
B+
Retailer 3
-
$50,538 NZD
$28,483 USD
View
B+
Retailer 4
-
$50,652 NZD
A$43,919 AUD
View
B+
Retailer 5
-
$53,084 NZD
$29,918 USD
View
Final sale: no returns
Retailer 6
-
$54,398 NZD
$30,659 USD
View
Price last confirmed 34 days ago
Retailer 7
-
$54,398 NZD
$30,659 USD
View
Price last confirmed 18 days ago
B+
Retailer 8
-
$56,928 NZD
$32,085 USD
View
Retailer 9
-
$56,928 NZD
$32,085 USD
View
Price last confirmed 11 days ago
Most Expensive
B+
77 Diamonds
RADDHRUUAANTT · Nov 1
$59,201 NZD
£26,272 GBP
View
9 more retailers have this diamond
Prices start from $46,870 NZDSave up to $12,331 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
2.50ct Radiant
$46,870 NZD