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Oval|Natural|GIA

1.70ct J IF Oval Natural Diamond

ID • J/IF • GIA 5

Certificate GIA 5

Diamond specifications and retailer prices

From $11,666 AUD
$8,195 USD
As of October 31, 2026
Save $3,074 AUD (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $14,740 AUD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.7ct natural oval diamond

This 1.7ct natural oval sits in the one-and-a-half to two carat band, graded J 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. Listed at 3 retailers as of October 31, 2026, with prices from $11,666 to $14,740, a $3,074 spread on the same certified stone. Blue Nile lists it at $14,740. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
J
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5
Dimensions9.25 × 6.60 × 4.16 mm
L/W Ratio1.40
Top View
9.25 mm6.60 mm1.70 ctJ / IF
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.9%

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: Oct 31
Current: $14,740 AUD|Low: $11,666 AUD|High: $14,740 AUD|Avg: $12,733 AUD
Blue Nile
Retailer 2
Retailer 3
September 26, 2026
Retailer 2$11,666 AUD
Retailer 3$12,797 AUD
Blue Nile$14,740 AUD

2 data points across 3 retailers

3 retailers$11,666 AUD to $14,740 AUD

B+
Cheapest Retailer
-
$11,666 AUD
$8,195 USD
B+
Retailer 2
-
$12,797 AUD
$8,989 USD
View
Most Expensive
B
Blue Nile
24961616 · Oct 31
$14,740 AUD
$10,354 USD
View
2 more retailers have this diamond
Prices start from $11,666 AUDSave up to $3,074 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+
1.70ct Oval
$11,666 AUD