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Oval|Natural|GIA

0.50ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 1515277644

Certificate GIA 1515277644

Diamond specifications and retailer prices

From $1,459 NZD
As of November 6, 2026
Save $1,732 NZD (54%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $3,191 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 0.5ct natural oval diamond

This 0.5ct natural oval sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1515277644. Listed at 27 retailers as of November 4, 2026, with prices from $1,459 to $3,191, a $1,732 spread on the same certified stone. MOH London lists it at $3,191. 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

0.50
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.31°
Pavilion angle38.51°
OriginNatural
Grading LabGIA
CertificateGIA 1515277644
Dimensions6.20 × 4.49 × 2.77 mm
L/W Ratio1.38
Culet sizeNone
Top View
6.20 mm4.49 mm0.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1515277644
Side View
Table 58.0%Crown 39.31°Girdle: STK-VTKPavilion 38.51°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,191 NZD|Low: $1,216 NZD|High: $3,233 NZD|Avg: $2,078 NZD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 7, 2026
Retailer 5$1,459 NZD
Retailer 4$1,551 NZD
Retailer 7$1,580 NZD
Retailer 15$1,642 NZD
Retailer 13$1,739 NZD
Retailer 6$1,741 NZD
Retailer 9$1,849 NZD
Retailer 3$1,867 NZD
Retailer 12$1,928 NZD
Retailer 2$2,102 NZD
Retailer 11$2,143 NZD
Retailer 10$2,450 NZD
Retailer 16$2,452 NZD
Retailer 8$2,601 NZD
Retailer 14$2,691 NZD
MOH London$3,191 NZD

38 data points across 16 retailers

27 retailers$1,459 NZD to $3,191 NZD

B+
Cheapest Retailer
-
$1,459 NZD
Final sale: no returns
Retailer 2
-
$1,551 NZD
View
Price last confirmed 10 days ago
B+
Retailer 3
-
$1,551 NZD
View
Retailer 4
-
$1,580 NZD
View
Price last confirmed 39 days ago
B+
Retailer 5
-
$1,580 NZD
View
B+
Retailer 6
-
$1,598 NZD
View
B+
Retailer 7
-
$1,642 NZD
View
B+
Retailer 8
-
$1,739 NZD
View
B+
Retailer 9
-
$1,741 NZD
View
B+
Retailer 10
-
$1,762 NZD
View
Retailer 11
-
$1,824 NZD
View
Price last confirmed 39 days ago
B
Retailer 12
-
$1,824 NZD
View
B
Retailer 13
-
$1,849 NZD
View
B
Retailer 14
-
$1,858 NZD
View
B
Retailer 15
-
$1,858 NZD
View
B
Retailer 16
-
$1,867 NZD
View
B
Retailer 17
-
$1,928 NZD
View
B
Retailer 18
-
$1,930 NZD
View
B
Retailer 19
-
$2,102 NZD
View
B
Retailer 20
-
$2,143 NZD
View
B
Retailer 21
-
$2,450 NZD
View
B
Retailer 22
-
$2,452 NZD
View
Retailer 23
-
$2,601 NZD
View
Price last confirmed 38 days ago
B
Retailer 24
-
$2,691 NZD
View
Most Expensive
B
MOH London
D60BBCD2A · Nov 4
$3,191 NZD
£1,393 GBP
View
24 more retailers have this diamond
Prices start from $1,459 NZDSave up to $1,732 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+
0.50ct Oval
$1,459 NZD