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Oval|Natural|GIA

0.90ct G SI1 Oval Natural Diamond

ID • G/SI1 • GIA 6521586664

Certificate GIA 6521586664

Diamond specifications and retailer prices

From $1,695 AUD
HK$9,300 HKD
As of October 31, 2026
Save $1,486 AUD (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,180 AUD at With Clarity · As of October 30, 2026
View at With Clarity

About this 0.9ct natural oval diamond

This 0.9ct natural oval sits in the just-under-one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6521586664. Listed at 7 retailers as of October 30, 2026, with prices from $1,695 to $3,180, a $1,486 spread on the same certified stone. With Clarity lists it at $3,180. 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

0.90
Carat
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6521586664
Dimensions7.59 × 5.51 × 3.44 mm
L/W Ratio1.38
Top View
7.59 mm5.51 mm0.90 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521586664
Side View
Table 61.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 62.5%

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 31
Current: $1,695 AUD|Low: $1,676 AUD|High: $3,156 AUD|Avg: $2,367 AUD|-5.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
With Clarity
October 31, 2026
Retailer 1$1,695 AUD
Retailer 6$2,123 AUD
Retailer 3$2,133 AUD
Retailer 2$2,156 AUD
Retailer 5$2,361 AUD
Retailer 4$2,524 AUD
Retailer 7$2,968 AUD
With Clarity$3,116 AUD

13 data points across 8 retailers

7 retailers$1,695 AUD to $3,180 AUD

A
Cheapest Retailer
-
$1,695 AUD
HK$9,300 HKD
A
Retailer 2
-
$2,123 AUD
$1,491 USD
View
A
Retailer 3
-
$2,133 AUD
$1,498 USD
View
Final sale: no returns
A
Retailer 4
-
$2,156 AUD
SGD 2,047 SGD
View
B+
Retailer 5
-
$2,361 AUD
SGD 2,241 SGD
View
B+
Retailer 6
-
$2,524 AUD
$1,773 USD
View
Most Expensive
B+
With Clarity
6521586664 · Oct 30
$3,180 AUD
$2,234 USD
View
6 more retailers have this diamond
Prices start from $1,695 AUDSave up to $1,486 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
0.90ct Oval
$1,695 AUD