Oval|Natural|GIA

0.51ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 7562565947

Certificate GIA 7562565947

Diamond specifications and retailer prices

From $329 USD
As of October 29, 2026
Save $1,492 USD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,821 USD 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 I 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 7562565947. Listed at 10 retailers as of October 29, 2026, with prices from $329 to $1,821, a $1,492 spread on the same certified stone. NZ Jewellers lists it at $1,821. 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
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7562565947
Dimensions6.23 × 4.38 × 2.77 mm
L/W Ratio1.42
Girdle conditionThick
Top View
6.23 mm4.38 mm0.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7562565947
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 63.3%

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: Oct 29
Current: $1,821 USD|Low: $329 USD|High: $1,821 USD|Avg: $713 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 10$329 USD
Retailer 2$353 USD
Retailer 7$435 USD
Retailer 5$569 USD
Retailer 3$588 USD
Retailer 8$606 USD
Retailer 9$620 USD
Retailer 4$716 USD
Retailer 6$1,099 USD
NZ Jewellers$1,821 USD

15 data points across 10 retailers

10 retailers$329 USD to $1,821 USD

A
Cheapest Retailer
-
$329 USD
Final sale: no returns
A
Retailer 2
-
$353 USD
₹33,624 INR
View
A
Retailer 3
-
$435 USD
View
A
Retailer 4
-
$569 USD
£448 GBP
View
B+
Retailer 5
-
$588 USD
£463 GBP
View
B+
Retailer 6
-
$606 USD
View
B+
Retailer 7
-
$620 USD
View
B+
Retailer 8
-
$716 USD
€682 EUR
View
B
Retailer 9
-
$1,099 USD
£865 GBP
View
Most Expensive
B
NZ Jewellers
53dd101b-2698-41c2-b4d3-46e871e8527e · Oct 30
$1,821 USD
View
9 more retailers have this diamond
Prices start from $329 USDSave up to $1,492 USD

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
$329 USD