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Round|Natural|IGI

1.50ct J IF Round Natural Diamond

EX • J/IF • IGI 801638671

Shape and cutting style on the report: Round brilliant

Certificate IGI 801638671

Diamond specifications and retailer prices

From $8,639 NZD
$4,869 USD
As of November 1, 2026
Save $7,928 NZD (48%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $16,567 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 801638671. Listed at 18 retailers as of October 30, 2026, with prices from $8,639 to $16,567, a $7,928 spread on the same certified stone. NZ Jewellers lists it at $16,567. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 801638671
Dimensions7.31 × 7.38 × 4.55 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.31 mm7.38 mm1.50 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 801638671
Side View
Table 54.0%Crown 34.5°Girdle: MediumPavilion 40.7°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 1
Current: $16,567 NZD|Low: $8,380 NZD|High: $16,567 NZD|Avg: $10,933 NZD
NZ Jewellers
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
Retailer 17
Retailer 18
November 2, 2026
Retailer 10$8,639 NZD
Retailer 18$8,726 NZD
Retailer 16$9,143 NZD
Retailer 7$9,262 NZD
Retailer 2$9,791 NZD
Retailer 5$9,906 NZD
Retailer 6$9,906 NZD
Retailer 13$9,906 NZD
Retailer 4$9,912 NZD
Retailer 3$10,118 NZD
Retailer 9$10,179 NZD
Retailer 15$10,816 NZD
Retailer 11$11,159 NZD
Retailer 17$11,430 NZD
Retailer 14$12,176 NZD
Retailer 8$14,755 NZD
Retailer 12$15,776 NZD
NZ Jewellers$16,567 NZD

36 data points across 18 retailers

18 retailers$8,639 NZD to $16,567 NZD

A
Cheapest Retailer
-
$8,639 NZD
$4,869 USD
A
Retailer 2
-
$8,726 NZD
$4,918 USD
View
A
Retailer 3
-
$9,143 NZD
$5,153 USD
View
Final sale: no returns
A
Retailer 4
-
$9,262 NZD
$5,220 USD
View
A
Retailer 5
-
$9,791 NZD
£4,345 GBP
View
A
Retailer 6
-
$9,906 NZD
$5,583 USD
View
A
Retailer 7
-
$9,906 NZD
$5,583 USD
View
A
Retailer 8
-
$9,906 NZD
$5,583 USD
View
Retailer 9
-
$9,912 NZD
£4,399 GBP
View
Price last confirmed 33 days ago
A
Retailer 10
-
$10,118 NZD
$5,702 USD
View
A
Retailer 11
-
$10,179 NZD
$5,737 USD
View
B+
Retailer 12
-
$10,816 NZD
£4,800 GBP
View
B+
Retailer 13
-
$11,159 NZD
€5,990 EUR
View
B+
Retailer 14
-
$11,430 NZD
$6,442 USD
View
B+
Retailer 15
-
$12,176 NZD
ZAR 110,863 ZAR
View
B+
Retailer 16
-
$14,755 NZD
$8,316 USD
View
B+
Retailer 17
-
$15,776 NZD
£7,001 GBP
View
Most Expensive
B
NZ Jewellers
d1f2f185-2f29-42dc-bd3e-7332a2f76f22 · Oct 30
$16,567 NZD
$9,337 USD
View
17 more retailers have this diamond
Prices start from $8,639 NZDSave up to $7,928 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
1.50ct Round
$8,639 NZD