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Round|Natural|GIA

1.50ct G SI2 Round Natural Diamond

VG • G/SI2 • GIA 2554522093

Certificate GIA 2554522093

Diamond specifications and retailer prices

From $5,504 AUD
As of November 5, 2026
Save $6,605 AUD (55%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $12,109 AUD at NZ Jewellers · As of November 5, 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 SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 2554522093. Listed at 20 retailers as of November 5, 2026, with prices from $5,504 to $12,109, a $6,605 spread on the same certified stone. NZ Jewellers lists it at $12,109. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2554522093
Dimensions7.09 × 7.13 × 4.60 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
7.09 mm7.13 mm1.50 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2554522093
Side View
Table 56.0%Crown 38.5°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 64.6%

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 5
Current: $12,109 AUD|Low: $5,504 AUD|High: $12,109 AUD|Avg: $7,334 AUD|+6.9%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 19$5,504 AUD
Retailer 16$5,720 AUD
Retailer 13$5,757 AUD
Retailer 17$6,053 AUD
Retailer 18$6,457 AUD
Retailer 9$6,501 AUD
Retailer 10$6,501 AUD
Retailer 4$6,507 AUD
Retailer 14$6,513 AUD
Retailer 8$6,534 AUD
Retailer 6$6,560 AUD
Retailer 2$6,688 AUD
Retailer 11$6,871 AUD
Retailer 15$7,041 AUD
Retailer 5$7,258 AUD
Retailer 20$7,568 AUD
Retailer 12$7,955 AUD
Retailer 3$7,964 AUD
Retailer 7$10,411 AUD
NZ Jewellers$12,109 AUD

18 data points across 20 retailers

20 retailers$5,504 AUD to $12,109 AUD

A
Cheapest Retailer
-
$5,504 AUD
A
Retailer 2
-
$5,720 AUD
View
A
Retailer 3
-
$5,757 AUD
View
A
Retailer 4
-
$5,980 AUD
View
A
Retailer 5
-
$6,053 AUD
View
Final sale: no returns
A
Retailer 6
-
$6,457 AUD
View
Retailer 7
-
$6,501 AUD
View
Price last confirmed 8 days ago
Retailer 8
-
$6,501 AUD
View
Price last confirmed 12 days ago
A
Retailer 9
-
$6,507 AUD
View
A
Retailer 10
-
$6,513 AUD
View
Retailer 11
-
$6,534 AUD
View
Price last confirmed 9 days ago
A
Retailer 12
-
$6,560 AUD
View
B+
Retailer 13
-
$6,688 AUD
View
Retailer 14
-
$6,871 AUD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$7,041 AUD
View
B+
Retailer 16
-
$7,258 AUD
View
A
Retailer 17
-
$7,568 AUD
View
B+
Retailer 18
-
$7,964 AUD
View
Retailer 19
-
$10,411 AUD
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
22ebc9f8-bb8f-41d3-b895-2d97198f7631 · Nov 5
$12,109 AUD
$8,477 USD
View
19 more retailers have this diamond
Prices start from $5,504 AUDSave up to $6,605 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
$5,504 AUD