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Oval|Natural|GIA

1.51ct G I1 Oval Natural Diamond

G/I1 • GIA 1429163526

Certificate GIA 1429163526

Diamond specifications and retailer prices

From $5,662 AUD
HK$31,000 HKD
As of November 1, 2026
Save $7,204 AUD (56%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $12,866 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and I1 clarity (included) and certified by GIA 1429163526. Listed at 7 retailers as of October 30, 2026, with prices from $5,662 to $12,866, a $7,204 spread on the same certified stone. NZ Jewellers lists it at $12,866. 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

1.51
Carat
G
Colour
I1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1429163526
Dimensions9.02 × 6.63 × 3.79 mm
L/W Ratio1.36
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Crystal, Indented Natural
Top View
9.02 mm6.63 mm1.51 ctG / I1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 1429163526
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 57.2%

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: $8,705 AUD|Low: $5,206 AUD|High: $9,155 AUD|Avg: $6,826 AUD|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7$5,206 AUD
Retailer 2$5,662 AUD
Retailer 6$6,077 AUD
Retailer 4$6,106 AUD
Retailer 3$6,969 AUD
Retailer 1$8,705 AUD
Retailer 5$9,155 AUD

16 data points across 7 retailers

7 retailers$5,662 AUD to $12,866 AUD

B+
Cheapest Retailer
-
$5,662 AUD
HK$31,000 HKD
B+
Retailer 2
-
$6,969 AUD
$4,884 USD
View
B+
Retailer 3
-
$6,969 AUD
$4,884 USD
View
B+
Retailer 4
-
$6,969 AUD
$4,884 USD
View
B
Retailer 5
-
$8,042 AUD
$5,636 USD
View
B
Retailer 6
-
$8,705 AUD
€5,810 EUR
View
Most Expensive
C
NZ Jewellers
11d39b18-c5f9-48e8-ad49-6ef6de3a17b8 · Oct 30
$12,866 AUD
$9,017 USD
View
6 more retailers have this diamond
Prices start from $5,662 AUDSave up to $7,204 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+
1.51ct Oval
$5,662 AUD