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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 $5,448 AUD
HK$29,900 HKD
As of November 1, 2026
Save $6,931 AUD (56%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $12,380 AUD 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 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 October 30, 2026, with prices from $5,448 to $12,380, a $6,931 spread on the same certified stone. NZ Jewellers lists it at $12,380. 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: $12,380 AUD|Low: $5,394 AUD|High: $12,644 AUD|Avg: $7,668 AUD|-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$5,448 AUD
Retailer 12$5,552 AUD
Retailer 10$5,730 AUD
Retailer 6$5,973 AUD
Retailer 3$6,707 AUD
Retailer 11$6,707 AUD
Retailer 14$6,707 AUD
Retailer 4$7,531 AUD
Retailer 13$7,531 AUD
Retailer 15$7,737 AUD
Retailer 9$7,773 AUD
Retailer 2$8,341 AUD
Retailer 5$8,996 AUD
Retailer 7$10,647 AUD
NZ Jewellers$12,380 AUD

26 data points across 15 retailers

12 retailers$5,448 AUD to $12,380 AUD

A
Cheapest Retailer
-
$5,448 AUD
HK$29,900 HKD
B+
Retailer 2
-
$5,552 AUD
$3,900 USD
View
B+
Retailer 3
-
$5,730 AUD
$4,025 USD
View
B+
Retailer 4
-
$6,707 AUD
$4,711 USD
View
B+
Retailer 5
-
$6,707 AUD
$4,711 USD
View
B+
Retailer 6
-
$6,707 AUD
$4,711 USD
View
B
Retailer 7
-
$7,531 AUD
$5,290 USD
View
B
Retailer 8
-
$7,531 AUD
$5,290 USD
View
B
Retailer 9
-
$7,737 AUD
$5,435 USD
View
B
Retailer 10
-
$7,773 AUD
$5,460 USD
View
B
Retailer 11
-
$8,341 AUD
€5,580 EUR
View
Most Expensive
B
NZ Jewellers
917c94b5-ea2d-491e-9f27-434177629b34 · Oct 30
$12,380 AUD
$8,696 USD
View
11 more retailers have this diamond
Prices start from $5,448 AUDSave up to $6,931 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.

A
1.50ct Round
$5,448 AUD