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Oval|Natural|GIA

0.51ct L SI1 Oval Natural Diamond

EX • L/SI1 • GIA 5556501079

Certificate GIA 5556501079

Diamond specifications and retailer prices

From $541 NZD
As of November 6, 2026
Save $660 NZD (55%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,201 NZD at Yorxs · As of November 2, 2026
View at Yorxs

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556501079. Listed at 3 retailers as of November 2, 2026, with prices from $541 to $1,201, a $660 spread on the same certified stone. Yorxs lists it at $1,201. 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
L
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5556501079
Dimensions6.43 × 4.42 × 2.86 mm
L/W Ratio1.45
Top View
6.43 mm4.42 mm0.51 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5556501079
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $541 NZD|Low: $541 NZD|High: $1,201 NZD|Avg: $865 NZD|-2.0%
Retailer 1
Retailer 2
Yorxs
November 6, 2026
Retailer 1$541 NZD
Retailer 2$915 NZD
Yorxs$1,201 NZD

45 data points across 3 retailers

3 retailers$541 NZD to $1,201 NZD

A
Cheapest Retailer
-
$541 NZD
B+
Retailer 2
-
$915 NZD
View
Most Expensive
B
Yorxs
B34D58BDE · Nov 2
$1,201 NZD
€634 EUR
View
2 more retailers have this diamond
Prices start from $541 NZDSave up to $660 NZD

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
$541 NZD