CaratHunter
Plans
Round|Natural|GIA

1.50ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6522731906

Certificate GIA 6522731906

Diamond specifications and retailer prices

From $11,677 NZD
$6,581 USD
As of October 30, 2026
Save $14,141 NZD (55%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $25,818 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6522731906. Listed at 25 retailers as of October 30, 2026, with prices from $11,677 to $25,818, a $14,141 spread on the same certified stone. NZ Jewellers lists it at $25,818. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6522731906
Dimensions7.30 × 7.25 × 4.56 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.30 mm7.25 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522731906
Side View
Table 57.0%Crown 36.5°Girdle: Sli. ThickPavilion 41.2°Culet: NoneDepth 62.9%

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: Oct 30
Current: $25,818 NZD|Low: $10,204 NZD|High: $25,818 NZD|Avg: $15,528 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 3$12,087 NZD
Retailer 6$12,245 NZD
Retailer 7$12,906 NZD
Retailer 10$12,908 NZD
Retailer 11$13,985 NZD
Retailer 8$14,200 NZD
Retailer 2$14,285 NZD
Retailer 9$16,135 NZD
Retailer 4$16,631 NZD
Retailer 5$21,542 NZD
NZ Jewellers$25,818 NZD

40 data points across 11 retailers

25 retailers$11,677 NZD to $25,818 NZD

A
Cheapest Retailer
-
$11,677 NZD
$6,581 USD
A
Retailer 2
-
$12,022 NZD
A$10,424 AUD
View
A
Retailer 3
-
$12,087 NZD
$6,812 USD
View
A
Retailer 4
-
$12,245 NZD
$6,901 USD
View
A
Retailer 5
-
$12,398 NZD
$6,987 USD
View
A
Retailer 6
-
$12,906 NZD
$7,274 USD
View
Final sale: no returns
A
Retailer 7
-
$12,908 NZD
$7,275 USD
View
B+
Retailer 8
-
$13,750 NZD
$7,750 USD
View
Retailer 9
-
$13,985 NZD
$7,882 USD
View
Price last confirmed 50 days ago
B+
Retailer 10
-
$13,985 NZD
$7,882 USD
View
B+
Retailer 11
-
$14,200 NZD
$8,003 USD
View
B+
Retailer 12
-
$14,285 NZD
$8,051 USD
View
A
Retailer 13
-
$14,285 NZD
£6,340 GBP
View
B+
Retailer 14
-
$14,448 NZD
$8,143 USD
View
B+
Retailer 15
-
$15,383 NZD
$8,670 USD
View
B+
Retailer 16
-
$15,383 NZD
$8,670 USD
View
B+
Retailer 17
-
$15,602 NZD
$8,793 USD
View
B+
Retailer 18
-
$15,898 NZD
$8,960 USD
View
B+
Retailer 19
-
$16,135 NZD
$9,094 USD
View
Retailer 20
-
$16,135 NZD
$9,094 USD
View
Price last confirmed 54 days ago
B+
Retailer 21
-
$16,631 NZD
€8,927 EUR
View
Retailer 22
-
$17,000 NZD
$9,581 USD
View
Price last confirmed 8 days ago
B
Retailer 23
-
$21,542 NZD
£9,560 GBP
View
Retailer 24
-
$25,818 NZD
$14,551 USD
View
Price last confirmed 51 days ago
Most Expensive
B
NZ Jewellers
49bc86d9-98a7-4447-9579-ddd4a50fb660 · Oct 30
$25,818 NZD
$14,551 USD
View
24 more retailers have this diamond
Prices start from $11,677 NZDSave up to $14,141 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
$11,677 NZD