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Oval|Natural|GIA

0.51ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 1563634619

Certificate GIA 1563634619

Diamond specifications and retailer prices

From $467 NZD
$263 USD
As of November 2, 2026
Save $2,154 NZD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,621 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded J 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 1563634619. Listed at 11 retailers as of October 30, 2026, with prices from $467 to $2,621, a $2,154 spread on the same certified stone. NZ Jewellers lists it at $2,621. 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
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1563634619
Dimensions6.31 × 4.40 × 2.80 mm
L/W Ratio1.43
Girdle conditionVery Thick
Top View
6.31 mm4.40 mm0.51 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1563634619
Side View
Table 62.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 63.6%

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 2
Current: $2,621 NZD|Low: $467 NZD|High: $2,621 NZD|Avg: $1,118 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 9$467 NZD
Retailer 4$504 NZD
Retailer 2$816 NZD
Retailer 3$892 NZD
Retailer 7$916 NZD
Retailer 8$963 NZD
Retailer 6$1,246 NZD
Retailer 5$1,580 NZD
NZ Jewellers$2,621 NZD

11 data points across 9 retailers

11 retailers$467 NZD to $2,621 NZD

A
Cheapest Retailer
-
$467 NZD
$263 USD
Final sale: no returns
A
Retailer 2
-
$504 NZD
₹27,064 INR
View
A
Retailer 3
-
$621 NZD
$350 USD
View
A
Retailer 4
-
$733 NZD
A$635 AUD
View
A
Retailer 5
-
$816 NZD
£362 GBP
View
B+
Retailer 6
-
$892 NZD
£396 GBP
View
B+
Retailer 7
-
$916 NZD
$516 USD
View
B+
Retailer 8
-
$963 NZD
$543 USD
View
B
Retailer 9
-
$1,246 NZD
€669 EUR
View
B
Retailer 10
-
$1,580 NZD
£701 GBP
View
Most Expensive
C
NZ Jewellers
42ceb6c8-dc17-4839-8cc2-f7878c85428c · Oct 30
$2,621 NZD
$1,477 USD
View
10 more retailers have this diamond
Prices start from $467 NZDSave up to $2,154 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
$467 NZD