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2.53ct F SI2 Round Natural Diamond

EX • F/SI2 • IGI 520215823

Shape and cutting style on the report: Round brilliant

Certificate IGI 520215823

Diamond specifications and retailer prices

From $26,647 NZD
$14,993 USD
As of October 31, 2026
Save $25,861 NZD (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $52,508 NZD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 2.53ct natural round diamond

This 2.53ct natural round sits in the two to three carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 520215823. Listed at 14 retailers as of October 29, 2026, with prices from $26,647 to $52,508, a $25,861 spread on the same certified stone. Diamond Quarter lists it at $52,508. 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

2.53
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 520215823
Dimensions8.66 × 8.61 × 5.40 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
8.66 mm8.61 mm2.53 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 520215823
Side View
Table 58.5%Crown 36.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.6%

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: $35,856 NZD|Low: $25,940 NZD|High: $48,730 NZD|Avg: $33,373 NZD|+6.1%
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
November 1, 2026
Retailer 3$26,647 NZD
Retailer 13$27,166 NZD
Retailer 14$28,344 NZD
Retailer 5$28,447 NZD
Retailer 4$28,941 NZD
Retailer 2$29,544 NZD
Retailer 8$30,831 NZD
Retailer 12$32,885 NZD
Retailer 11$33,401 NZD
Retailer 10$34,684 NZD
Retailer 1$35,856 NZD
Retailer 6$40,637 NZD
Retailer 9$43,677 NZD
Retailer 7$48,150 NZD

32 data points across 14 retailers

14 retailers$26,647 NZD to $52,508 NZD

A
Cheapest Retailer
-
$26,647 NZD
$14,993 USD
A
Retailer 2
-
$27,166 NZD
$15,285 USD
View
A
Retailer 3
-
$28,344 NZD
$15,948 USD
View
A
Retailer 4
-
$28,447 NZD
$16,006 USD
View
A
Retailer 5
-
$28,941 NZD
$16,284 USD
View
A
Retailer 6
-
$29,544 NZD
$16,623 USD
View
Final sale: no returns
A
Retailer 7
-
$30,831 NZD
$17,347 USD
View
A
Retailer 8
-
$32,885 NZD
$18,503 USD
View
A
Retailer 9
-
$33,401 NZD
$18,793 USD
View
A
Retailer 10
-
$34,684 NZD
$19,515 USD
View
A
Retailer 11
-
$35,856 NZD
€19,214 EUR
View
B+
Retailer 12
-
$43,677 NZD
$24,575 USD
View
B+
Retailer 13
-
$48,150 NZD
£21,332 GBP
View
Most Expensive
B
Diamond Quarter
2.53SI2F52231C45N · Oct 29
$52,508 NZD
£23,263 GBP
View
13 more retailers have this diamond
Prices start from $26,647 NZDSave up to $25,861 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
2.53ct Round
$26,647 NZD