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Round|Natural|GIA

2.50ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6552357857

Certificate GIA 6552357857

Diamond specifications and retailer prices

From $25,011 NZD
$14,096 USD
As of October 30, 2026
Save $17,706 NZD (41%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $42,717 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552357857. Listed at 15 retailers as of October 29, 2026, with prices from $25,011 to $42,717, a $17,706 spread on the same certified stone. MOH London lists it at $42,717. 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

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552357857
Dimensions8.62 × 8.73 × 5.39 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
8.62 mm8.73 mm2.50 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552357857
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.1%

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 30
Current: $42,717 NZD|Low: $24,824 NZD|High: $43,001 NZD|Avg: $30,734 NZD|+0.4%
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
Retailer 15
Retailer 16
October 31, 2026
Retailer 11$25,011 NZD
Retailer 15$25,167 NZD
Retailer 6$25,530 NZD
Retailer 7$25,710 NZD
Retailer 8$26,157 NZD
Retailer 4$27,205 NZD
Retailer 2$28,214 NZD
Retailer 12$29,019 NZD
Retailer 13$29,546 NZD
Retailer 3$30,607 NZD
Retailer 14$32,609 NZD
Retailer 10$33,011 NZD
Retailer 5$36,502 NZD
Retailer 9$36,810 NZD
Retailer 16$38,541 NZD
MOH London$42,717 NZD

29 data points across 16 retailers

15 retailers$25,011 NZD to $42,717 NZD

B+
Cheapest Retailer
-
$25,011 NZD
$14,096 USD
B+
Retailer 2
-
$25,167 NZD
$14,184 USD
View
B+
Retailer 3
-
$27,205 NZD
$15,333 USD
View
B+
Retailer 4
-
$28,214 NZD
£12,521 GBP
View
B+
Retailer 5
-
$29,019 NZD
$16,355 USD
View
B
Retailer 6
-
$29,546 NZD
$16,652 USD
View
B
Retailer 7
-
$30,607 NZD
$17,250 USD
View
B
Retailer 8
-
$30,607 NZD
$17,250 USD
View
B
Retailer 9
-
$30,607 NZD
$17,250 USD
View
B
Retailer 10
-
$31,618 NZD
$17,820 USD
View
B
Retailer 11
-
$32,609 NZD
$18,378 USD
View
B
Retailer 12
-
$33,011 NZD
€17,719 EUR
View
B
Retailer 13
-
$36,810 NZD
£16,335 GBP
View
B
Retailer 14
-
$38,541 NZD
$21,722 USD
View
Most Expensive
B
MOH London
628510A03 · Oct 29
$42,717 NZD
£18,957 GBP
View
14 more retailers have this diamond
Prices start from $25,011 NZDSave up to $17,706 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 Round
$25,011 NZD