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Round|Natural|GIA

1.50ct I I1 Round Natural Diamond

VG • I/I1 • GIA 6415661187

Certificate GIA 6415661187

Diamond specifications and retailer prices

From $5,589 AUD
HK$30,600 HKD
As of November 1, 2026
Save $7,081 AUD (56%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $12,669 AUD 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 I colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 6415661187. Listed at 12 retailers as of November 1, 2026, with prices from $5,589 to $12,669, a $7,081 spread on the same certified stone. NZ Jewellers lists it at $12,669. 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
I
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 6415661187
Dimensions7.15 × 7.09 × 4.62 mm
L/W Ratio1.01
Top View
7.15 mm7.09 mm1.50 ctI / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6415661187
Side View
Table 57.0%Crown 38.5°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 64.8%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $12,669 AUD|Low: $5,534 AUD|High: $12,869 AUD|Avg: $7,544 AUD|-1.6%
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
November 1, 2026
Retailer 7$5,589 AUD
Retailer 12$5,710 AUD
Retailer 10$5,865 AUD
Retailer 6$6,079 AUD
Retailer 4$6,863 AUD
Retailer 11$6,863 AUD
Retailer 14$6,863 AUD
Retailer 8$7,691 AUD
Retailer 13$7,691 AUD
Retailer 3$7,918 AUD
Retailer 9$7,948 AUD
Retailer 2$8,536 AUD
Retailer 5$9,157 AUD
NZ Jewellers$12,669 AUD

23 data points across 14 retailers

12 retailers$5,589 AUD to $12,669 AUD

B+
Cheapest Retailer
-
$5,589 AUD
HK$30,600 HKD
B+
Retailer 2
-
$5,710 AUD
$4,002 USD
View
B+
Retailer 3
-
$5,865 AUD
$4,110 USD
View
B
Retailer 4
-
$6,863 AUD
$4,810 USD
View
B
Retailer 5
-
$6,863 AUD
$4,810 USD
View
B
Retailer 6
-
$6,863 AUD
$4,810 USD
View
B
Retailer 7
-
$7,691 AUD
$5,390 USD
View
B
Retailer 8
-
$7,691 AUD
$5,390 USD
View
B
Retailer 9
-
$7,918 AUD
$5,549 USD
View
B
Retailer 10
-
$7,948 AUD
$5,570 USD
View
B
Retailer 11
-
$8,536 AUD
€5,697 EUR
View
Most Expensive
C
NZ Jewellers
a57d2745-4cbc-4e94-9e76-443b2efc3436 · Nov 2
$12,669 AUD
$8,879 USD
View
11 more retailers have this diamond
Prices start from $5,589 AUDSave up to $7,081 AUD

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
$5,589 AUD