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Round|Natural|GIA

0.51ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 2526332350

Certificate GIA 2526332350

Diamond specifications and retailer prices

From $407 NZD
As of November 6, 2026
Save $1,754 NZD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,161 NZD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2526332350. Listed at 12 retailers as of November 4, 2026, with prices from $407 to $2,161, a $1,754 spread on the same certified stone. NZ Jewellers lists it at $2,161. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2526332350
Dimensions5.12 × 5.09 × 3.15 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
5.12 mm5.09 mm0.51 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2526332350
Side View
Table 58.0%Crown 34.5°Girdle: Sli. ThickPavilion 41°Culet: NoneDepth 61.9%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $2,161 NZD|Low: $407 NZD|High: $2,234 NZD|Avg: $840 NZD|-3.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$407 NZD
Retailer 12$477 NZD
Retailer 10$564 NZD
Retailer 3$614 NZD
Retailer 8$628 NZD
Retailer 4$712 NZD
Retailer 5$713 NZD
Retailer 7$760 NZD
Retailer 9$795 NZD
Retailer 11$925 NZD
Retailer 6$1,051 NZD
NZ Jewellers$2,161 NZD

30 data points across 12 retailers

12 retailers$407 NZD to $2,161 NZD

A
Cheapest Retailer
-
$407 NZD
A
Retailer 2
-
$477 NZD
View
A
Retailer 3
-
$564 NZD
View
Retailer 4
-
$614 NZD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$628 NZD
View
Retailer 6
-
$712 NZD
View
Price last confirmed 12 days ago
B+
Retailer 7
-
$713 NZD
View
B+
Retailer 8
-
$760 NZD
View
B+
Retailer 9
-
$795 NZD
View
B+
Retailer 10
-
$925 NZD
View
B+
Retailer 11
-
$1,051 NZD
View
Most Expensive
B
NZ Jewellers
ca70c7c5-3348-406e-be7e-bd95e2feff8a · Nov 4
$2,161 NZD
$1,215 USD
View
11 more retailers have this diamond
Prices start from $407 NZDSave up to $1,754 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 Round
$407 NZD