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Oval|Natural|IGI

1.50ct G I1 Oval Natural Diamond

VG • G/I1 • IGI 729536817

Shape and cutting style on the report: Oval brilliant

Certificate IGI 729536817

Diamond specifications and retailer prices

From $6,288 NZD
$3,544 USD
As of November 1, 2026
Save $6,162 NZD (49%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $12,450 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 729536817. Listed at 8 retailers as of October 30, 2026, with prices from $6,288 to $12,450, a $6,162 spread on the same certified stone. NZ Jewellers lists it at $12,450. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
G
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.9°
Pavilion angle39.7°
OriginNatural
Grading LabIGI
CertificateIGI 729536817
Dimensions9.46 × 6.24 × 3.94 mm
L/W Ratio1.52
Girdle conditionFaceted
Culet sizePointed
Top View
9.46 mm6.24 mm1.50 ctG / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 729536817
Side View
Table 57.0%Crown 38.9°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 63.1%

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 1
Current: $12,450 NZD|Low: $4,211 NZD|High: $12,450 NZD|Avg: $7,545 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 9$4,211 NZD
Retailer 8$6,288 NZD
Retailer 3$6,846 NZD
Retailer 4$7,147 NZD
Retailer 5$7,147 NZD
Retailer 7$7,147 NZD
Retailer 2$8,085 NZD
Retailer 6$8,245 NZD
NZ Jewellers$12,450 NZD

9 data points across 9 retailers

8 retailers$6,288 NZD to $12,450 NZD

B+
Cheapest Retailer
-
$6,288 NZD
$3,544 USD
B+
Retailer 2
-
$6,846 NZD
$3,858 USD
View
B+
Retailer 3
-
$7,147 NZD
$4,028 USD
View
B+
Retailer 4
-
$7,147 NZD
$4,028 USD
View
B+
Retailer 5
-
$7,147 NZD
$4,028 USD
View
B+
Retailer 6
-
$8,085 NZD
€4,340 EUR
View
B+
Retailer 7
-
$8,245 NZD
$4,647 USD
View
Most Expensive
B
NZ Jewellers
d297716c-bd37-4791-80f5-f26447546a36 · Oct 30
$12,450 NZD
$7,017 USD
View
7 more retailers have this diamond
Prices start from $6,288 NZDSave up to $6,162 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+
1.50ct Oval
$6,288 NZD