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Round|Natural|GIA

1.50ct G I1 Round Natural Diamond

VG • G/I1 • GIA 6412615371

Certificate GIA 6412615371

Diamond specifications and retailer prices

From $6,802 NZD
HK$29,900 HKD
As of November 1, 2026
Save $8,653 NZD (56%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $15,455 NZD at NZ Jewellers · As of November 2, 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 G colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 6412615371. Listed at 12 retailers as of November 1, 2026, with prices from $6,802 to $15,455, a $8,653 spread on the same certified stone. NZ Jewellers lists it at $15,455. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
G
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6412615371
Dimensions7.24 × 7.20 × 4.58 mm
L/W Ratio1.01
Top View
7.24 mm7.20 mm1.50 ctG / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6412615371
Side View
Table 59.0%Crown 36.5°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 63.4%

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: $15,455 NZD|Low: $6,734 NZD|High: $15,786 NZD|Avg: $9,573 NZD|-2.1%
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
November 1, 2026
Retailer 8$6,802 NZD
Retailer 12$6,931 NZD
Retailer 10$7,154 NZD
Retailer 6$7,458 NZD
Retailer 3$8,373 NZD
Retailer 11$8,373 NZD
Retailer 14$8,373 NZD
Retailer 4$9,402 NZD
Retailer 13$9,402 NZD
Retailer 15$9,660 NZD
Retailer 9$9,704 NZD
Retailer 2$10,413 NZD
Retailer 5$11,231 NZD
Retailer 7$13,292 NZD
NZ Jewellers$15,455 NZD

26 data points across 15 retailers

12 retailers$6,802 NZD to $15,455 NZD

A
Cheapest Retailer
-
$6,802 NZD
HK$29,900 HKD
B+
Retailer 2
-
$6,931 NZD
$3,900 USD
View
B+
Retailer 3
-
$7,154 NZD
$4,025 USD
View
B+
Retailer 4
-
$8,373 NZD
$4,711 USD
View
B+
Retailer 5
-
$8,373 NZD
$4,711 USD
View
B+
Retailer 6
-
$8,373 NZD
$4,711 USD
View
B
Retailer 7
-
$9,402 NZD
$5,290 USD
View
B
Retailer 8
-
$9,402 NZD
$5,290 USD
View
B
Retailer 9
-
$9,660 NZD
$5,435 USD
View
B
Retailer 10
-
$9,704 NZD
$5,460 USD
View
B
Retailer 11
-
$10,413 NZD
€5,580 EUR
View
Most Expensive
B
NZ Jewellers
917c94b5-ea2d-491e-9f27-434177629b34 · Nov 2
$15,455 NZD
$8,696 USD
View
11 more retailers have this diamond
Prices start from $6,802 NZDSave up to $8,653 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
$6,802 NZD