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Oval|Natural|IGI

0.51ct I I1 Oval Natural Diamond

GD • I/I1 • IGI GT13396904

Shape and cutting style on the report: Oval brilliant

Certificate IGI GT13396904

Diamond specifications and retailer prices

From $1,237 NZD
$697 USD
As of October 29, 2026
Save $356 NZD (22%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,593 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 standard cut grade and certified by IGI GT13396904. Listed at 3 retailers as of October 26, 2026, with prices from $1,237 to $1,593, a $356 spread on the same certified stone. Wholesale Diamonds Direct lists it at $1,593. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
I
Colour
I1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle32.5°
Pavilion angle39.2°
OriginNatural
Grading LabIGI
CertificateIGI GT13396904
Dimensions6.38 × 4.49 × 2.61 mm
L/W Ratio1.42
Culet sizeNone
Cert comments
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Top View
6.38 mm4.49 mm0.51 ctI / I1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI GT13396904
Side View
Table 57.0%Crown 32.5°Girdle: STK-UNDPavilion 39.2°Culet: NoneDepth 58.1%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,537 NZD|Low: $1,237 NZD|High: $1,907 NZD|Avg: $1,607 NZD|-12.8%
Retailer 1
Retailer 2
Retailer 3
Wholesale Diamonds Direct
November 2, 2026
Retailer 2$1,237 NZD
Retailer 1$1,537 NZD
Wholesale Diamonds Direct$1,593 NZD
Retailer 3$1,907 NZD

13 data points across 4 retailers

3 retailers$1,237 NZD to $1,593 NZD

B
Cheapest Retailer
-
$1,237 NZD
$697 USD
C
Retailer 2
-
$1,537 NZD
€825 EUR
View
Most Expensive
C
Wholesale Diamonds Direct
19046691 · Oct 26
$1,593 NZD
$898 USD
View
2 more retailers have this diamond
Prices start from $1,237 NZDSave up to $356 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
$1,237 NZD