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Oval|Natural|GIA

2.50ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 1509971295

Certificate GIA 1509971295

Diamond specifications and retailer prices

From $43,469 NZD
HK$191,400 HKD
As of October 30, 2026
Save $36,273 NZD (45%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $79,742 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 2.5ct natural oval diamond

This 2.5ct natural oval sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1509971295. Listed at 18 retailers as of October 30, 2026, with prices from $43,469 to $79,742, a $36,273 spread on the same certified stone. MOH London lists it at $79,742. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1509971295
Dimensions10.93 × 7.53 × 4.80 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
Additional pinpoints are not shown.
Key to symbols
Feather, Crystal, Pinpoint
Top View
10.93 mm7.53 mm2.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1509971295
Side View
Table 58.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 63.7%

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: $79,742 NZD|Low: $51,100 NZD|High: $80,702 NZD|Avg: $58,839 NZD|-1.2%
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
November 1, 2026
Retailer 16$51,313 NZD
Retailer 12$51,420 NZD
Retailer 3$51,661 NZD
Retailer 9$51,938 NZD
Retailer 8$53,186 NZD
Retailer 15$54,755 NZD
Retailer 4$55,786 NZD
Retailer 2$56,317 NZD
Retailer 7$56,359 NZD
Retailer 6$59,176 NZD
Retailer 14$61,055 NZD
Retailer 11$61,955 NZD
Retailer 5$62,731 NZD
Retailer 13$63,403 NZD
Retailer 10$70,602 NZD
MOH London$79,742 NZD

34 data points across 16 retailers

18 retailers$43,469 NZD to $79,742 NZD

A
Cheapest Retailer
-
$43,469 NZD
HK$191,400 HKD
Retailer 2
-
$47,934 NZD
SGD 36,508 SGD
View
Price last confirmed 20 days ago
B+
Retailer 3
-
$51,313 NZD
$28,920 USD
View
Retailer 4
-
$51,420 NZD
A$44,585 AUD
View
Price last confirmed 28 days ago
B+
Retailer 5
-
$51,661 NZD
$29,116 USD
View
Final sale: no returns
B+
Retailer 6
-
$51,938 NZD
£23,049 GBP
View
B+
Retailer 7
-
$53,186 NZD
$29,976 USD
View
B+
Retailer 8
-
$54,755 NZD
$30,860 USD
View
B+
Retailer 9
-
$55,786 NZD
$31,441 USD
View
B+
Retailer 10
-
$56,317 NZD
£24,992 GBP
View
B+
Retailer 11
-
$56,359 NZD
$31,764 USD
View
B
Retailer 12
-
$59,176 NZD
$33,352 USD
View
B
Retailer 13
-
$61,055 NZD
$34,411 USD
View
B+
Retailer 14
-
$61,955 NZD
€33,255 EUR
View
B
Retailer 15
-
$62,731 NZD
$35,355 USD
View
B
Retailer 16
-
$63,403 NZD
$35,734 USD
View
B
Retailer 17
-
$70,602 NZD
ZAR 642,837 ZAR
View
Most Expensive
B
MOH London
2F3821C54 · Nov 1
$79,742 NZD
£35,388 GBP
View
17 more retailers have this diamond
Prices start from $43,469 NZDSave up to $36,273 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 Oval
$43,469 NZD