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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 $34,877 AUD
HK$191,400 HKD
As of October 30, 2026
Save $29,445 AUD (46%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $64,322 AUD at MOH London · As of October 29, 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 29, 2026, with prices from $34,877 to $64,322, a $29,445 spread on the same certified stone. MOH London lists it at $64,322. 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: $64,322 AUD|Low: $40,827 AUD|High: $64,845 AUD|Avg: $47,323 AUD|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 9$41,171 AUD
Retailer 7$41,257 AUD
Retailer 10$41,450 AUD
Retailer 4$41,672 AUD
Retailer 8$43,932 AUD
Retailer 11$44,760 AUD
Retailer 2$45,321 AUD
Retailer 5$49,628 AUD
Retailer 3$50,332 AUD
Retailer 6$56,346 AUD
MOH London$64,322 AUD

35 data points across 11 retailers

18 retailers$34,877 AUD to $64,322 AUD

A
Cheapest Retailer
-
$34,877 AUD
HK$191,400 HKD
Retailer 2
-
$38,460 AUD
SGD 36,508 SGD
View
Price last confirmed 18 days ago
B+
Retailer 3
-
$41,171 AUD
$28,920 USD
View
Retailer 4
-
$41,257 AUD
View
Price last confirmed 26 days ago
B+
Retailer 5
-
$41,450 AUD
$29,116 USD
View
Final sale: no returns
B+
Retailer 6
-
$41,672 AUD
£23,049 GBP
View
B+
Retailer 7
-
$42,674 AUD
$29,976 USD
View
B+
Retailer 8
-
$43,932 AUD
$30,860 USD
View
B+
Retailer 9
-
$44,760 AUD
$31,441 USD
View
B+
Retailer 10
-
$45,219 AUD
$31,764 USD
View
B+
Retailer 11
-
$45,321 AUD
£25,067 GBP
View
B
Retailer 12
-
$47,480 AUD
$33,352 USD
View
B
Retailer 13
-
$48,987 AUD
$34,411 USD
View
B+
Retailer 14
-
$49,628 AUD
€33,201 EUR
View
B+
Retailer 15
-
$50,332 AUD
$35,355 USD
View
B
Retailer 16
-
$50,871 AUD
$35,734 USD
View
B
Retailer 17
-
$56,346 AUD
ZAR 639,420 ZAR
View
Most Expensive
B
MOH London
2F3821C54 · Oct 29
$64,322 AUD
£35,577 GBP
View
17 more retailers have this diamond
Prices start from $34,877 AUDSave up to $29,445 AUD

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
$34,877 AUD