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Oval|Natural|GIA

1.50ct K SI2 Oval Natural Diamond

EX • K/SI2 • GIA 2544619511

Certificate GIA 2544619511

Diamond specifications and retailer prices

From $3,580 AUD
As of November 6, 2026
Save $1,110 AUD (24%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,690 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2544619511. Listed at 6 retailers as of November 6, 2026, with prices from $3,580 to $4,690, a $1,110 spread on the same certified stone. GemTrove lists it at $4,690. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2544619511
Dimensions8.53 × 6.48 × 4.19 mm
L/W Ratio1.32
Top View
8.53 mm6.48 mm1.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2544619511
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 64.7%

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: $3,580 AUD|Low: $3,580 AUD|High: $4,573 AUD|Avg: $4,010 AUD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 1$3,580 AUD
Retailer 3$3,762 AUD
Retailer 5$3,858 AUD
Retailer 2$4,039 AUD
Retailer 4$4,353 AUD

46 data points across 5 retailers

6 retailers$3,580 AUD to $4,690 AUD

A
Cheapest Retailer
-
$3,580 AUD
A
Retailer 2
-
$3,762 AUD
View
A
Retailer 3
-
$3,858 AUD
View
A
Retailer 4
-
$4,039 AUD
View
B+
Retailer 5
-
$4,353 AUD
View
Most Expensive
B+
GemTrove
GT-N-01286666-98 · Nov 6
$4,690 AUD
View
5 more retailers have this diamond
Prices start from $3,580 AUDSave up to $1,110 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
$3,580 AUD