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Oval|Natural|GIA

1.50ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 6542576050

Certificate GIA 6542576050

Diamond specifications and retailer prices

From $9,491 AUD
As of November 6, 2026
Save $2,541 AUD (21%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $12,031 AUD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542576050. Listed at 7 retailers as of November 6, 2026, with prices from $9,491 to $12,031, a $2,541 spread on the same certified stone. GemTrove lists it at $12,031. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6542576050
Dimensions8.88 × 6.60 × 4.01 mm
L/W Ratio1.35
Top View
8.88 mm6.60 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6542576050
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $9,491 AUD|Low: $8,933 AUD|High: $11,514 AUD|Avg: $10,165 AUD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1$9,491 AUD
Retailer 3$9,582 AUD
Retailer 4$9,894 AUD
Retailer 2$10,089 AUD
Retailer 5$10,298 AUD
Retailer 6$10,512 AUD

46 data points across 6 retailers

7 retailers$9,491 AUD to $12,031 AUD

A
Cheapest Retailer
-
$9,491 AUD
A
Retailer 2
-
$9,582 AUD
View
A
Retailer 3
-
$9,894 AUD
View
A
Retailer 4
-
$10,089 AUD
View
A
Retailer 5
-
$10,298 AUD
View
Final sale: no returns
A
Retailer 6
-
$10,512 AUD
View
Most Expensive
B+
GemTrove
GT-N-01286371-98 · Nov 6
$12,031 AUD
View
6 more retailers have this diamond
Prices start from $9,491 AUDSave up to $2,541 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 Oval
$9,491 AUD