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Round|Natural|GIA

2.50ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 5523341734

Certificate GIA 5523341734

Diamond specifications and retailer prices

From $51,744 NZD
CA$40,363 CAD
As of October 30, 2026
Save $12,423 NZD (19%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $64,167 NZD at The Diamond Guys · As of October 29, 2026
View at The Diamond Guys

About this 2.5ct natural round diamond

This 2.5ct natural round sits in the two to three carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5523341734. Listed at 9 retailers as of October 29, 2026, with prices from $51,744 to $64,167, a $12,423 spread on the same certified stone. The Diamond Guys lists it at $64,167. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5523341734
Dimensions8.69 × 8.62 × 5.40 mm
L/W Ratio1.01
Top View
8.69 mm8.62 mm2.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5523341734
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.4%

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: $60,690 NZD|Low: $45,064 NZD|High: $81,077 NZD|Avg: $57,148 NZD|+0.0%
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
The Diamond Guys
October 28, 2026
Retailer 14$45,064 NZD
Retailer 12$45,531 NZD
Retailer 3$46,703 NZD
Retailer 7$51,744 NZD
Retailer 9$53,137 NZD
Retailer 4$53,914 NZD
Retailer 6$53,914 NZD
Retailer 2$54,839 NZD
Retailer 5$55,712 NZD
Retailer 8$59,741 NZD
Retailer 1$60,690 NZD
Retailer 11$62,910 NZD
The Diamond Guys$64,167 NZD
Retailer 13$68,826 NZD
Retailer 10$81,077 NZD

18 data points across 15 retailers

9 retailers$51,744 NZD to $64,167 NZD

Retailer 1
-
$45,064 NZD
$25,310 USD
Price last confirmed 33 days ago
B+
Retailer 2
-
$51,744 NZD
CA$40,363 CAD
View
Retailer 3
-
$53,433 NZD
$30,010 USD
View
Price last confirmed 40 days ago
Retailer 4
-
$55,571 NZD
$31,211 USD
View
Price last confirmed 37 days ago
Retailer 5
-
$57,708 NZD
$32,411 USD
View
Price last confirmed 38 days ago
B+
Retailer 6
-
$59,741 NZD
$33,553 USD
View
B+
Retailer 7
-
$60,690 NZD
€32,463 EUR
View
Retailer 8
-
$62,910 NZD
$35,333 USD
View
Price last confirmed 31 days ago
Most Expensive
B
The Diamond Guys
1921922852 · Oct 29
$64,167 NZD
$36,039 USD
View
8 more retailers have this diamond
Prices start from $51,744 NZDSave up to $12,423 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
$51,744 NZD