CaratHunter
Plans
Oval|Natural|GIA

2.51ct FANCY SI2 Oval Natural Diamond

FANCY/SI2 • GIA 6234261615

Certificate GIA 6234261615

Diamond specifications and retailer prices

From $11,509 AUD
$8,066 USD
As of November 1, 2026
Save $7,741 AUD (40%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $19,250 AUD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 2.51ct natural oval diamond

This 2.51ct natural oval sits in the two to three carat band, graded FANCY colour (tinted) and SI2 clarity (slightly-included) and certified by GIA 6234261615. Listed at 4 retailers as of November 1, 2026, with prices from $11,509 to $19,250, a $7,741 spread on the same certified stone. NZ Jewellers lists it at $19,250. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.51
Carat
FANCY
Colour
SI2
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6234261615
Dimensions9.30 × 6.78 × 4.89 mm
L/W Ratio1.37
Top View
9.30 mm6.78 mm2.51 ctFANCY / SI2
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6234261615
Side View
Table 58.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 72.1%

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: Nov 1
Current: $19,250 AUD|Low: $7,417 AUD|High: $19,250 AUD|Avg: $11,819 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7$7,417 AUD
Retailer 3$10,003 AUD
Retailer 6$10,625 AUD
Retailer 4$11,509 AUD
Retailer 2$11,686 AUD
Retailer 5$13,280 AUD
NZ Jewellers$19,250 AUD

7 data points across 7 retailers

4 retailers$11,509 AUD to $19,250 AUD

B+
Cheapest Retailer
-
$11,509 AUD
$8,066 USD
B+
Retailer 2
-
$11,686 AUD
$8,190 USD
View
B+
Retailer 3
-
$13,280 AUD
$9,307 USD
View
Most Expensive
B
NZ Jewellers
02618601-c62d-4adf-9b18-a435c38299b6 · Nov 2
$19,250 AUD
$13,491 USD
View
3 more retailers have this diamond
Prices start from $11,509 AUDSave up to $7,741 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.

B+
2.51ct Oval
$11,509 AUD