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Oval|Natural|GIA

0.51ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 2241098611

Certificate GIA 2241098611

Diamond specifications and retailer prices

From $1,317 NZD
As of November 6, 2026
Save $756 NZD (36%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,072 NZD at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2241098611. Listed at 11 retailers as of November 6, 2026, with prices from $1,317 to $2,072, a $756 spread on the same certified stone. Frank Darling lists it at $2,072. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.6°
Pavilion angle40.58°
OriginNatural
Grading LabGIA
CertificateGIA 2241098611
Dimensions6.31 × 4.53 × 2.83 mm
L/W Ratio1.39
Culet sizeNone
Top View
6.31 mm4.53 mm0.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2241098611
Side View
Table 60.0%Crown 38.6°Girdle: STK-THKPavilion 40.58°Culet: NoneDepth 62.4%

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: $2,072 NZD|Low: $1,317 NZD|High: $2,121 NZD|Avg: $1,661 NZD|-2.3%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$1,317 NZD
Retailer 7$1,338 NZD
Retailer 3$1,371 NZD
Retailer 10$1,375 NZD
Retailer 8$1,409 NZD
Retailer 6$1,459 NZD
Retailer 11$1,744 NZD
Retailer 5$1,768 NZD
Retailer 4$1,932 NZD
Retailer 2$1,966 NZD
Frank Darling$2,072 NZD

21 data points across 11 retailers

11 retailers$1,317 NZD to $2,072 NZD

A
Cheapest Retailer
-
$1,317 NZD
A
Retailer 2
-
$1,338 NZD
View
A
Retailer 3
-
$1,371 NZD
View
A
Retailer 4
-
$1,375 NZD
View
A
Retailer 5
-
$1,409 NZD
View
B+
Retailer 6
-
$1,459 NZD
View
B+
Retailer 7
-
$1,744 NZD
View
B+
Retailer 8
-
$1,768 NZD
View
B+
Retailer 9
-
$1,932 NZD
View
B+
Retailer 10
-
$1,966 NZD
View
Most Expensive
B
Frank Darling
2706125HK · Nov 6
$2,072 NZD
$1,149 USD
View
10 more retailers have this diamond
Prices start from $1,317 NZDSave up to $756 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
$1,317 NZD