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Round|Natural|IGI

1.50ct H IF Round Natural Diamond

EX • H/IF • IGI 665427838

Shape and cutting style on the report: Round brilliant

Certificate IGI 665427838

Diamond specifications and retailer prices

From $10,355 NZD
As of November 5, 2026
Save $13,950 NZD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $24,305 NZD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 665427838. Listed at 17 retailers as of November 5, 2026, with prices from $10,355 to $24,305, a $13,950 spread on the same certified stone. Diamond Quarter lists it at $24,305. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 665427838
Dimensions7.31 × 7.25 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.31 mm7.25 mm1.50 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 665427838
Side View
Table 58.0%Crown 33.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.8%

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 5
Current: $12,541 NZD|Low: $10,355 NZD|High: $22,316 NZD|Avg: $13,861 NZD|-4.5%
Retailer 1
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 6, 2026
Retailer 11$10,355 NZD
Retailer 14$10,985 NZD
Retailer 4$11,636 NZD
Retailer 6$12,315 NZD
Retailer 8$12,315 NZD
Retailer 10$12,319 NZD
Retailer 15$12,328 NZD
Retailer 1$12,541 NZD
Retailer 3$13,342 NZD
Retailer 5$13,548 NZD
Retailer 7$13,632 NZD
Retailer 12$14,484 NZD
Retailer 2$15,395 NZD
Retailer 9$16,279 NZD
Retailer 13$18,545 NZD
Retailer 16$22,316 NZD

25 data points across 16 retailers

17 retailers$10,355 NZD to $24,305 NZD

A
Cheapest Retailer
-
$10,355 NZD
A
Retailer 2
-
$10,985 NZD
View
A
Retailer 3
-
$11,636 NZD
View
Retailer 4
-
$12,315 NZD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$12,315 NZD
View
Final sale: no returns
A
Retailer 6
-
$12,319 NZD
View
A
Retailer 7
-
$12,328 NZD
View
A
Retailer 8
-
$12,541 NZD
View
A
Retailer 9
-
$13,342 NZD
View
A
Retailer 10
-
$13,548 NZD
View
A
Retailer 11
-
$13,632 NZD
View
A
Retailer 12
-
$14,484 NZD
View
B+
Retailer 13
-
$15,395 NZD
View
B+
Retailer 14
-
$16,279 NZD
View
B+
Retailer 15
-
$18,545 NZD
View
B
Retailer 16
-
$22,316 NZD
View
Most Expensive
B
Diamond Quarter
1.5IFH663891A8N · Nov 5
$24,305 NZD
£10,758 GBP
View
16 more retailers have this diamond
Prices start from $10,355 NZDSave up to $13,950 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
$10,355 NZD