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Round|Natural|GIA

2.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2404643630

Certificate GIA 2404643630

Diamond specifications and retailer prices

From $31,137 NZD
$17,549 USD
As of October 30, 2026
Save $27,624 NZD (47%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $58,761 NZD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2404643630. Listed at 18 retailers as of October 29, 2026, with prices from $31,137 to $58,761, a $27,624 spread on the same certified stone. Diamond Quarter lists it at $58,761. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2404643630
Dimensions8.63 × 8.52 × 5.39 mm
L/W Ratio1.01
Top View
8.63 mm8.52 mm2.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2404643630
Side View
Table 58.0%Crown 36°Girdle: ThickPavilion 40.8°Culet: NoneDepth 62.8%

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 30
Current: $35,832 NZD|Low: $28,158 NZD|High: $55,399 NZD|Avg: $36,868 NZD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 9$31,137 NZD
Retailer 3$33,521 NZD
Retailer 6$33,587 NZD
Retailer 5$33,790 NZD
Retailer 8$35,050 NZD
Retailer 1$35,832 NZD
Retailer 7$36,323 NZD
Retailer 2$42,182 NZD
Retailer 4$55,034 NZD

40 data points across 9 retailers

18 retailers$31,137 NZD to $58,761 NZD

A
Cheapest Retailer
-
$31,137 NZD
$17,549 USD
A
Retailer 2
-
$32,145 NZD
$18,117 USD
View
A
Retailer 3
-
$32,221 NZD
$18,160 USD
View
A
Retailer 4
-
$32,438 NZD
$18,282 USD
View
A
Retailer 5
-
$33,521 NZD
₹1,799,311 INR
View
A
Retailer 6
-
$33,587 NZD
$18,930 USD
View
Final sale: no returns
A
Retailer 7
-
$33,790 NZD
$19,044 USD
View
A
Retailer 8
-
$35,050 NZD
$19,754 USD
View
A
Retailer 9
-
$35,792 NZD
$20,172 USD
View
A
Retailer 10
-
$35,832 NZD
£15,902 GBP
View
A
Retailer 11
-
$36,323 NZD
$20,472 USD
View
A
Retailer 12
-
$37,450 NZD
$21,107 USD
View
Retailer 13
-
$39,728 NZD
$22,391 USD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$42,125 NZD
$23,742 USD
View
B+
Retailer 15
-
$42,182 NZD
€22,642 EUR
View
B
Retailer 16
-
$55,034 NZD
£24,423 GBP
View
B
Retailer 17
-
$56,465 NZD
£25,058 GBP
View
Most Expensive
B
Diamond Quarter
2.5SI2G24301DCCN · Oct 29
$58,761 NZD
£26,077 GBP
View
17 more retailers have this diamond
Prices start from $31,137 NZDSave up to $27,624 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
$31,137 NZD