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Oval|Natural|GIA

0.51ct G SI2 Oval Natural Diamond

EX • G/SI2 • GIA 5543344670

Certificate GIA 5543344670

Diamond specifications and retailer prices

From $413 AUD
As of November 5, 2026
Save $637 AUD (61%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,050 AUD at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5543344670. Listed at 7 retailers as of November 5, 2026, with prices from $413 to $1,050, a $637 spread on the same certified stone. Frank Darling lists it at $1,050. 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

0.51
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle38.53°
Pavilion angle39.41°
OriginNatural
Grading LabGIA
CertificateGIA 5543344670
Dimensions6.75 × 4.32 × 2.69 mm
L/W Ratio1.56
Top View
6.75 mm4.32 mm0.51 ctG / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5543344670
Side View
Table 59.0%Crown 38.53°Girdle: MED-THKPavilion 39.41°Culet: NoneDepth 62.3%

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 5
Current: $1,050 AUD|Low: $294 AUD|High: $1,105 AUD|Avg: $596 AUD|-5.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 9$294 AUD
Retailer 5$413 AUD
Retailer 2$445 AUD
Retailer 4$485 AUD
Retailer 3$536 AUD
Retailer 8$550 AUD
Retailer 6$643 AUD
Retailer 7$786 AUD
Frank Darling$1,050 AUD

17 data points across 9 retailers

7 retailers$413 AUD to $1,050 AUD

A
Cheapest Retailer
-
$413 AUD
A
Retailer 2
-
$445 AUD
View
A
Retailer 3
-
$485 AUD
View
A
Retailer 4
-
$536 AUD
View
A
Retailer 5
-
$550 AUD
View
A
Retailer 6
-
$643 AUD
View
Most Expensive
B+
Frank Darling
2572895HK · Nov 6
$1,050 AUD
$721 USD
View
6 more retailers have this diamond
Prices start from $413 AUDSave up to $637 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
0.51ct Oval
$413 AUD