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Oval|Natural|IGI

0.51ct I I1 Oval Natural Diamond

EX • I/I1 • IGI GT13396804

Certificate IGI GT13396804

Diamond specifications and retailer prices

From $1,052 NZD
$592 USD
As of October 29, 2026
Save $237 NZD (18%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,316 NZD at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded I colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI GT13396804. Listed at 3 retailers as of October 29, 2026, with a relatively tight 23% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabIGI
CertificateIGI GT13396804
Dimensions5.96 × 4.13 × 3.14 mm
L/W Ratio1.44
Top View
5.96 mm4.13 mm0.51 ctI / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateIGI GT13396804
Side View
Table 57.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 76.0%

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 29
Current: $1,290 NZD|Low: $1,052 NZD|High: $1,622 NZD|Avg: $1,367 NZD|-17.2%
Retailer 1
Retailer 2
Retailer 3
Wholesale Diamonds Direct
November 2, 2026
Retailer 2$1,052 NZD
Retailer 1$1,290 NZD
Wholesale Diamonds Direct$1,316 NZD
Retailer 3$1,622 NZD

11 data points across 4 retailers

3 retailers$1,052 NZD to $1,290 NZD

B+
Cheapest Retailer
-
$1,052 NZD
$592 USD
B
Retailer 2
-
$1,290 NZD
€691 EUR
View
Most Expensive
C
Wholesale Diamonds Direct
25628029 · Oct 26
$1,316 NZD
$741 USD
View
Price last confirmed 7 days ago
2 more retailers have this diamond
Prices start from $1,052 NZDSave up to $237 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.

B+
0.51ct Oval
$1,052 NZD