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Oval|Natural|GIA

0.59ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 6551819933

Certificate GIA 6551819933

Diamond specifications and retailer prices

From $1,017 AUD
$713 USD
As of October 31, 2026
Save $686 AUD (40%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,703 AUD at Frank Darling · As of November 2, 2026
View at Frank Darling

About this 0.59ct natural oval diamond

This 0.59ct natural oval sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551819933. Listed at 13 retailers as of October 31, 2026, with prices from $1,017 to $1,703, a $686 spread on the same certified stone. Frank Darling lists it at $1,703. 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

0.59
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.94°
Pavilion angle38.64°
OriginNatural
Grading LabGIA
CertificateGIA 6551819933
Dimensions6.57 × 4.73 × 2.91 mm
L/W Ratio1.39
Culet sizeNone
Top View
6.57 mm4.73 mm0.59 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551819933
Side View
Table 60.0%Crown 39.94°Girdle: STK-THKPavilion 38.64°Culet: NoneDepth 61.6%

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: $1,703 AUD|Low: $1,017 AUD|High: $1,703 AUD|Avg: $1,343 AUD
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 9$1,017 AUD
Retailer 5$1,076 AUD
Retailer 8$1,152 AUD
Retailer 3$1,230 AUD
Retailer 4$1,277 AUD
Retailer 2$1,489 AUD
Retailer 7$1,520 AUD
Retailer 6$1,662 AUD
Frank Darling$1,703 AUD

38 data points across 9 retailers

13 retailers$1,017 AUD to $1,703 AUD

A
Cheapest Retailer
-
$1,017 AUD
$713 USD
A
Retailer 2
-
$1,076 AUD
SGD 1,019 SGD
View
A
Retailer 3
-
$1,099 AUD
$770 USD
View
A
Retailer 4
-
$1,107 AUD
SGD 1,048 SGD
View
A
Retailer 5
-
$1,132 AUD
$793 USD
View
B+
Retailer 6
-
$1,152 AUD
$807 USD
View
B+
Retailer 7
-
$1,230 AUD
£679 GBP
View
B+
Retailer 8
-
$1,277 AUD
$895 USD
View
B+
Retailer 9
-
$1,353 AUD
$948 USD
View
B+
Retailer 10
-
$1,489 AUD
€994 EUR
View
B+
Retailer 11
-
$1,551 AUD
$1,087 USD
View
B
Retailer 12
-
$1,662 AUD
$1,164 USD
View
Most Expensive
B
Frank Darling
2667073HK · Nov 2
$1,703 AUD
$1,194 USD
View
12 more retailers have this diamond
Prices start from $1,017 AUDSave up to $686 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
0.59ct Oval
$1,017 AUD