Round|Natural|GIA

1.50ct H IF Round Natural Diamond

EX • H/IF • GIA 1543184637

Certificate GIA 1543184637

Diamond specifications and retailer prices

From $18,726 NZD
As of November 5, 2026
Save $511 NZD (3%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $27,929 NZD at NZ Jewellers · As of September 25, 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 H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1543184637. Listed at 23 retailers as of November 5, 2026, with a relatively tight 3% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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 angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1543184637
Dimensions7.25 × 7.31 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.25 mm7.31 mm1.50 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1543184637
Side View
Table 61.0%Crown 34°Girdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 62.4%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $18,726 NZD|Low: $14,640 NZD|High: $25,810 NZD|Avg: $18,011 NZD|+0.1%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 5, 2026
Retailer 2$14,640 NZD
Retailer 20$15,240 NZD
Retailer 6$15,610 NZD
Retailer 19$15,964 NZD
Retailer 8$16,108 NZD
Retailer 3$16,245 NZD
Retailer 21$16,284 NZD
Retailer 17$16,364 NZD
Retailer 14$16,775 NZD
Retailer 9$17,095 NZD
Retailer 13$17,177 NZD
Retailer 12$17,851 NZD
Retailer 16$17,860 NZD
Retailer 7$18,627 NZD
Retailer 1$18,726 NZD
Retailer 10$19,388 NZD
Retailer 5$19,465 NZD
Retailer 15$20,351 NZD
Retailer 4$21,220 NZD
Retailer 18$23,444 NZD
Retailer 11$25,508 NZD

23 data points across 21 retailers

23 retailers$18,726 NZD to $19,237 NZD

Retailer 1
-
$14,640 NZD
Price last confirmed 13 days ago
Retailer 2
-
$15,240 NZD
View
Price last confirmed 12 days ago
Retailer 3
-
$15,610 NZD
View
Price last confirmed 8 days ago
Retailer 4
-
$15,964 NZD
View
Price last confirmed 15 days ago
Retailer 5
-
$16,108 NZD
View
Price last confirmed 13 days ago
Retailer 6
-
$16,284 NZD
View
Price last confirmed 16 days ago
Retailer 7
-
$16,364 NZD
View
Price last confirmed 14 days ago
Retailer 8
-
$16,775 NZD
View
Price last confirmed 23 days ago
Retailer 9
-
$17,095 NZD
View
Price last confirmed 14 days ago
Retailer 10
-
$17,851 NZD
View
Price last confirmed 13 days ago
Retailer 11
-
$17,860 NZD
View
Price last confirmed 14 days ago
Retailer 12
-
$18,627 NZD
View
Price last confirmed 16 days ago
B+
Retailer 13
-
$18,726 NZD
View
Retailer 14
-
$18,922 NZD
View
Price last confirmed 30 days ago
Retailer 15
-
$19,214 NZD
View
Price last confirmed 44 days ago
B+
Retailer 16
-
$19,237 NZD
View
Retailer 17
-
$19,388 NZD
View
Price last confirmed 14 days ago
Retailer 18
-
$19,465 NZD
View
Price last confirmed 14 days ago
Retailer 19
-
$20,351 NZD
View
Price last confirmed 14 days ago
Retailer 20
-
$21,220 NZD
View
Price last confirmed 14 days ago
Retailer 21
-
$23,444 NZD
View
Price last confirmed 15 days ago
Retailer 22
-
$25,508 NZD
View
Price last confirmed 16 days ago
Most Expensive
NZ Jewellers
2d621795-9d01-4fde-971e-c817086168a0 · Sep 25
$27,929 NZD
$15,700 USD
View
Price last confirmed 41 days ago
22 more retailers have this diamond
Prices start from $18,726 NZDSave up to $511 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 Round
$18,726 NZD