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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 $2,979 SGD
HK$18,200 HKD
As of November 1, 2026
Save $3,975 SGD (57%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,955 SGD 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 $2,979 to $6,955, a $3,975 spread on the same certified stone. NZ Jewellers lists it at $6,955. 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: $6,955 SGD|Low: $2,947 SGD|High: $6,955 SGD|Avg: $3,889 SGD
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$2,979 SGD
Retailer 2$3,041 SGD
Retailer 9$3,218 SGD
Retailer 7$3,575 SGD
Retailer 5$3,991 SGD
Retailer 6$3,991 SGD
Retailer 10$4,145 SGD
Retailer 3$4,376 SGD
Retailer 8$4,605 SGD
NZ Jewellers$6,955 SGD

44 data points across 10 retailers

10 retailers$2,979 SGD to $6,955 SGD

A
Cheapest Retailer
-
$2,979 SGD
HK$18,200 HKD
A
Retailer 2
-
$3,041 SGD
₹226,483 INR
View
A
Retailer 3
-
$3,218 SGD
₹239,628 INR
View
A
Retailer 4
-
$3,575 SGD
$2,795 USD
View
A
Retailer 5
-
$3,991 SGD
$3,121 USD
View
A
Retailer 6
-
$3,991 SGD
$3,121 USD
View
A
Retailer 7
-
$4,145 SGD
$3,241 USD
View
A
Retailer 8
-
$4,376 SGD
€3,259 EUR
View
B+
Retailer 9
-
$4,605 SGD
$3,601 USD
View
Most Expensive
B
NZ Jewellers
02f0307d-fd2c-4165-be13-ec2a88a0339b · Oct 30
$6,955 SGD
$5,438 USD
View
9 more retailers have this diamond
Prices start from $2,979 SGDSave up to $3,975 SGD

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
$2,979 SGD