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Round|Natural|GIA

1.50ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6541973004

Certificate GIA 6541973004

Diamond specifications and retailer prices

From $7,274 AUD
As of November 6, 2026
Save $2,691 AUD (27%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $16,219 AUD at NZ Jewellers · As of September 18, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6541973004. Listed at 8 retailers as of November 6, 2026, with a 37% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6541973004
Dimensions7.27 × 7.30 × 4.59 mm
L/W Ratio1.00
Top View
7.27 mm7.30 mm1.50 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6541973004
Side View
Table 56.0%Crown 34.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $7,274 AUD|Low: $7,274 AUD|High: $14,458 AUD|Avg: $9,675 AUD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1$7,274 AUD
Retailer 8$8,364 AUD
Retailer 7$8,457 AUD
Retailer 9$8,951 AUD
Retailer 4$9,284 AUD
Retailer 2$9,698 AUD
Retailer 10$9,925 AUD
Retailer 3$9,965 AUD
Retailer 5$10,098 AUD
Retailer 6$14,441 AUD

45 data points across 10 retailers

8 retailers$7,274 AUD to $9,965 AUD

A
Cheapest Retailer
-
$7,274 AUD
A
Retailer 2
-
$8,364 AUD
View
Retailer 3
-
$8,457 AUD
View
Price last confirmed 26 days ago
Retailer 4
-
$9,284 AUD
View
Price last confirmed 22 days ago
Retailer 5
-
$9,925 AUD
View
Price last confirmed 23 days ago
A
Retailer 6
-
$9,965 AUD
View
Retailer 7
-
$14,441 AUD
View
Price last confirmed 22 days ago
Most Expensive
NZ Jewellers
1057d4ab-632a-42da-bc85-9df2f3da9b79 · Sep 18
$16,219 AUD
$11,354 USD
View
Price last confirmed 48 days ago
7 more retailers have this diamond
Prices start from $7,274 AUDSave up to $2,691 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
$7,274 AUD