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Round|Natural|GIA

1.50ct G I1 Round Natural Diamond

EX • G/I1 • GIA 2527498366

Certificate GIA 2527498366

Diamond specifications and retailer prices

From $9,382 AUD
$6,590 USD
As of October 31, 2026
Save $11,765 AUD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $21,146 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 2527498366. Listed at 13 retailers as of October 30, 2026, with prices from $9,382 to $21,146, a $11,765 spread on the same certified stone. NZ Jewellers lists it at $21,146. 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
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2527498366
Dimensions7.34 × 7.31 × 4.57 mm
L/W Ratio1.00
Top View
7.34 mm7.31 mm1.50 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2527498366
Side View
Table 57.0%Crown 34.5°Girdle: ThickPavilion 41.4°Culet: NoneDepth 62.4%

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: Oct 31
Current: $21,146 AUD|Low: $9,262 AUD|High: $21,146 AUD|Avg: $12,601 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 6$9,382 AUD
Retailer 3$9,446 AUD
Retailer 4$9,900 AUD
Retailer 8$10,573 AUD
Retailer 9$11,454 AUD
Retailer 5$11,631 AUD
Retailer 2$13,054 AUD
Retailer 7$13,217 AUD
Retailer 10$15,072 AUD
NZ Jewellers$21,146 AUD

25 data points across 10 retailers

13 retailers$9,382 AUD to $21,146 AUD

B+
Cheapest Retailer
-
$9,382 AUD
$6,590 USD
B+
Retailer 2
-
$9,446 AUD
$6,635 USD
View
B
Retailer 3
-
$9,900 AUD
$6,954 USD
View
B
Retailer 4
-
$10,573 AUD
$7,427 USD
View
B
Retailer 5
-
$11,454 AUD
$8,046 USD
View
B
Retailer 6
-
$11,631 AUD
$8,170 USD
View
B
Retailer 7
-
$12,125 AUD
$8,517 USD
View
B
Retailer 8
-
$12,599 AUD
$8,850 USD
View
B
Retailer 9
-
$12,599 AUD
$8,850 USD
View
B
Retailer 10
-
$13,012 AUD
$9,140 USD
View
B
Retailer 11
-
$13,054 AUD
€8,733 EUR
View
B
Retailer 12
-
$13,217 AUD
$9,284 USD
View
Most Expensive
B
NZ Jewellers
d8361fa3-3b69-4c6b-9937-5ce96622a136 · Oct 30
$21,146 AUD
$14,854 USD
View
12 more retailers have this diamond
Prices start from $9,382 AUDSave up to $11,765 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
$9,382 AUD