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Round|Natural|GIA

1.50ct G I1 Round Natural Diamond

EX • G/I1 • GIA 6511277799

Certificate GIA 6511277799

Diamond specifications and retailer prices

From $3,316 AUD
HK$18,200 HKD
As of November 1, 2026
Save $4,425 AUD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,742 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 top-tier cut grade and certified by GIA 6511277799. Listed at 10 retailers as of October 30, 2026, with prices from $3,316 to $7,742, a $4,425 spread on the same certified stone. NZ Jewellers lists it at $7,742. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6511277799
Dimensions7.29 × 7.34 × 4.54 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.29 mm7.34 mm1.50 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6511277799
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.0%

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: $7,742 AUD|Low: $3,280 AUD|High: $7,742 AUD|Avg: $4,328 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4$3,316 AUD
Retailer 2$3,385 AUD
Retailer 9$3,582 AUD
Retailer 7$3,979 AUD
Retailer 5$4,443 AUD
Retailer 6$4,443 AUD
Retailer 10$4,614 AUD
Retailer 3$4,871 AUD
Retailer 8$5,126 AUD
NZ Jewellers$7,742 AUD

45 data points across 10 retailers

10 retailers$3,316 AUD to $7,742 AUD

A
Cheapest Retailer
-
$3,316 AUD
HK$18,200 HKD
A
Retailer 2
-
$3,385 AUD
₹226,483 INR
View
A
Retailer 3
-
$3,582 AUD
₹239,628 INR
View
A
Retailer 4
-
$3,979 AUD
$2,795 USD
View
A
Retailer 5
-
$4,443 AUD
$3,121 USD
View
A
Retailer 6
-
$4,443 AUD
$3,121 USD
View
A
Retailer 7
-
$4,614 AUD
$3,241 USD
View
A
Retailer 8
-
$4,871 AUD
€3,259 EUR
View
B+
Retailer 9
-
$5,126 AUD
$3,601 USD
View
Most Expensive
B
NZ Jewellers
02f0307d-fd2c-4165-be13-ec2a88a0339b · Oct 30
$7,742 AUD
$5,438 USD
View
9 more retailers have this diamond
Prices start from $3,316 AUDSave up to $4,425 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
$3,316 AUD