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Round|Natural|GIA

1.50ct I IF Round Natural Diamond

EX • I/IF • GIA 1399868716

Certificate GIA 1399868716

Diamond specifications and retailer prices

From $12,230 NZD
As of November 1, 2026
Save $15,188 NZD (55%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $27,418 NZD at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1399868716. Listed at 20 retailers as of November 1, 2026, with prices from $12,230 to $27,418, a $15,188 spread on the same certified stone. NZ Jewellers lists it at $27,418. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1399868716
Dimensions7.42 × 7.36 × 4.46 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.42 mm7.36 mm1.50 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1399868716
Side View
Table 59.0%Crown 33.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 60.4%

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 1
Current: $27,418 NZD|Low: $12,230 NZD|High: $27,418 NZD|Avg: $16,479 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
November 6, 2026
Retailer 5$12,230 NZD
Retailer 12$12,837 NZD
Retailer 11$13,662 NZD
Retailer 13$13,706 NZD
Retailer 9$13,708 NZD
Retailer 2$14,950 NZD
Retailer 3$15,254 NZD
Retailer 10$15,448 NZD
Retailer 4$17,729 NZD
Retailer 7$17,773 NZD
Retailer 6$19,998 NZD
Retailer 8$22,782 NZD
NZ Jewellers$27,418 NZD

37 data points across 13 retailers

20 retailers$12,230 NZD to $27,418 NZD

A
Cheapest Retailer
-
$12,230 NZD
A
Retailer 2
-
$12,837 NZD
View
A
Retailer 3
-
$13,662 NZD
View
A
Retailer 4
-
$13,706 NZD
View
Final sale: no returns
Retailer 5
-
$13,708 NZD
View
Price last confirmed 8 days ago
Retailer 6
-
$14,852 NZD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$14,950 NZD
View
Retailer 8
-
$15,080 NZD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$15,254 NZD
View
Retailer 10
-
$15,448 NZD
View
Price last confirmed 14 days ago
B+
Retailer 11
-
$16,295 NZD
View
B+
Retailer 12
-
$16,295 NZD
View
B+
Retailer 13
-
$16,828 NZD
View
B+
Retailer 14
-
$17,136 NZD
View
B+
Retailer 15
-
$17,729 NZD
View
B+
Retailer 16
-
$17,773 NZD
View
Retailer 17
-
$18,052 NZD
View
Price last confirmed 14 days ago
B+
Retailer 18
-
$19,998 NZD
View
B+
Retailer 19
-
$22,782 NZD
View
Most Expensive
B
NZ Jewellers
ba7d7297-90c3-42e4-9d62-a8fa388545c6 · Nov 5
$27,418 NZD
$15,413 USD
View
19 more retailers have this diamond
Prices start from $12,230 NZDSave up to $15,188 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
$12,230 NZD