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Oval|Natural|GIA

1.51ct I IF Oval Natural Diamond

EX • I/IF • GIA 2564779079

Certificate GIA 2564779079

Diamond specifications and retailer prices

From $12,003 AUD
As of November 6, 2026
Save $4,941 AUD (29%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $16,944 AUD at Cape Diamonds · As of November 6, 2026
View at Cape Diamonds

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2564779079. Listed at 6 retailers as of November 6, 2026, with prices from $12,003 to $16,944, a $4,941 spread on the same certified stone. Cape Diamonds lists it at $16,944. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.2°
OriginNatural
Grading LabGIA
CertificateGIA 2564779079
Dimensions9.03 × 6.43 × 3.98 mm
L/W Ratio1.40
Top View
9.03 mm6.43 mm1.51 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2564779079
Side View
Table 60.0%Crown 36.7°Girdle: STK-VTKPavilion 39.2°Culet: NoneDepth 61.9%

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: Nov 6
Current: $16,944 AUD|Low: $12,003 AUD|High: $16,944 AUD|Avg: $13,463 AUD
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$12,003 AUD
Retailer 6$12,185 AUD
Retailer 5$12,838 AUD
Retailer 3$13,889 AUD
Retailer 4$14,197 AUD
Cape Diamonds$16,944 AUD

2 data points across 6 retailers

6 retailers$12,003 AUD to $16,944 AUD

A
Cheapest Retailer
-
$12,003 AUD
A
Retailer 2
-
$12,185 AUD
View
Final sale: no returns
A
Retailer 3
-
$12,838 AUD
View
B+
Retailer 4
-
$13,889 AUD
View
B+
Retailer 5
-
$14,197 AUD
View
Most Expensive
B
Cape Diamonds
cert_2564779079 · Nov 6
$16,944 AUD
ZAR 188,080 ZAR
View
5 more retailers have this diamond
Prices start from $12,003 AUDSave up to $4,941 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
1.51ct Oval
$12,003 AUD