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Radiant|Natural|GIA

1.50ct G SI2 Radiant Natural Diamond

EX • G/SI2 • GIA 6542342094

Certificate GIA 6542342094

Diamond specifications and retailer prices

From $5,284 AUD
HK$29,000 HKD
As of November 1, 2026
Save $7,173 AUD (58%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $12,457 AUD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542342094. Listed at 20 retailers as of October 28, 2026, with prices from $5,284 to $12,457, a $7,173 spread on the same certified stone. Queensmith lists it at $12,457. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6542342094
Dimensions7.59 × 5.78 × 3.95 mm
L/W Ratio1.31
Top View
7.59 mm5.78 mm1.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542342094
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.4%

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: $12,457 AUD|Low: $5,230 AUD|High: $12,457 AUD|Avg: $7,611 AUD|+0.2%
Queensmith
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
November 2, 2026
Retailer 17$5,284 AUD
Retailer 14$5,648 AUD
Retailer 9$6,194 AUD
Retailer 12$6,403 AUD
Retailer 10$6,492 AUD
Retailer 8$6,721 AUD
Retailer 15$6,763 AUD
Retailer 13$6,899 AUD
Retailer 3$6,981 AUD
Retailer 6$6,981 AUD
Retailer 18$6,981 AUD
Retailer 2$7,153 AUD
Retailer 7$7,377 AUD
Retailer 11$7,848 AUD
Retailer 4$8,055 AUD
Retailer 16$11,119 AUD
Retailer 5$12,162 AUD
Queensmith$12,457 AUD

24 data points across 18 retailers

20 retailers$5,284 AUD to $12,457 AUD

A
Cheapest Retailer
-
$5,284 AUD
HK$29,000 HKD
A
Retailer 2
-
$5,648 AUD
₹377,851 INR
View
A
Retailer 3
-
$6,194 AUD
$4,351 USD
View
A
Retailer 4
-
$6,403 AUD
$4,498 USD
View
Final sale: no returns
A
Retailer 5
-
$6,492 AUD
SGD 6,163 SGD
View
Retailer 6
-
$6,721 AUD
SGD 6,380 SGD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$6,751 AUD
$4,742 USD
View
A
Retailer 8
-
$6,763 AUD
£3,741 GBP
View
A
Retailer 9
-
$6,899 AUD
£3,816 GBP
View
A
Retailer 10
-
$6,981 AUD
$4,904 USD
View
A
Retailer 11
-
$6,981 AUD
$4,904 USD
View
A
Retailer 12
-
$6,981 AUD
$4,904 USD
View
A
Retailer 13
-
$7,153 AUD
$5,024 USD
View
A
Retailer 14
-
$7,377 AUD
$5,182 USD
View
A
Retailer 15
-
$7,466 AUD
View
A
Retailer 16
-
$7,848 AUD
€5,250 EUR
View
A
Retailer 17
-
$8,055 AUD
$5,658 USD
View
B+
Retailer 18
-
$11,119 AUD
£6,150 GBP
View
B
Retailer 19
-
$12,162 AUD
$8,543 USD
View
Most Expensive
B
Queensmith
6542342094 · Oct 28
$12,457 AUD
£6,890 GBP
View
19 more retailers have this diamond
Prices start from $5,284 AUDSave up to $7,173 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 Radiant
$5,284 AUD