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Round|Natural|GIA

2.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2537885049

Certificate GIA 2537885049

Diamond specifications and retailer prices

From $30,642 NZD
$17,270 USD
As of October 25, 2026
Save $24,133 NZD (44%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $54,775 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2537885049. Listed at 15 retailers as of October 25, 2026, with prices from $30,642 to $54,775, a $24,133 spread on the same certified stone. MOH London lists it at $54,775. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2537885049
Dimensions8.63 × 8.59 × 5.38 mm
L/W Ratio1.00
Top View
8.63 mm8.59 mm2.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537885049
Side View
Table 59.0%Crown 36°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.5%

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: Oct 25
Current: $54,775 NZD|Low: $30,642 NZD|High: $55,140 NZD|Avg: $39,214 NZD|-0.5%
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
October 31, 2026
Retailer 4$30,642 NZD
Retailer 9$31,678 NZD
Retailer 6$34,932 NZD
Retailer 2$36,515 NZD
Retailer 5$36,630 NZD
Retailer 8$37,651 NZD
Retailer 12$37,651 NZD
Retailer 7$38,767 NZD
Retailer 3$38,910 NZD
Retailer 11$42,330 NZD
Retailer 13$42,510 NZD
Retailer 10$48,816 NZD
MOH London$54,775 NZD

39 data points across 13 retailers

15 retailers$30,642 NZD to $54,775 NZD

A
Cheapest Retailer
-
$30,642 NZD
$17,270 USD
A
Retailer 2
-
$31,678 NZD
$17,854 USD
View
B+
Retailer 3
-
$34,886 NZD
$19,662 USD
View
B+
Retailer 4
-
$34,932 NZD
£15,502 GBP
View
B+
Retailer 5
-
$36,515 NZD
$20,580 USD
View
B+
Retailer 6
-
$36,630 NZD
$20,645 USD
View
B+
Retailer 7
-
$37,651 NZD
$21,220 USD
View
B+
Retailer 8
-
$37,651 NZD
$21,220 USD
View
B+
Retailer 9
-
$37,793 NZD
$21,300 USD
View
B+
Retailer 10
-
$38,767 NZD
$21,849 USD
View
B+
Retailer 11
-
$38,910 NZD
$21,930 USD
View
B+
Retailer 12
-
$42,330 NZD
€22,721 EUR
View
B+
Retailer 13
-
$42,510 NZD
£18,865 GBP
View
B
Retailer 14
-
$48,816 NZD
$27,513 USD
View
Most Expensive
B
MOH London
8DAA37E63 · Oct 29
$54,775 NZD
£24,308 GBP
View
14 more retailers have this diamond
Prices start from $30,642 NZDSave up to $24,133 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 Round
$30,642 NZD