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Oval|Natural|GIA

1.50ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 1568061758

Certificate GIA 1568061758

Diamond specifications and retailer prices

From $6,072 AUD
As of November 7, 2026
Save $6,354 AUD (51%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,426 AUD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568061758. Listed at 13 retailers as of November 6, 2026, with prices from $6,072 to $12,426, a $6,354 spread on the same certified stone. Wholesale Diamonds Direct lists it at $12,426. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.07°
Pavilion angle39.69°
OriginNatural
Grading LabGIA
CertificateGIA 1568061758
Dimensions8.81 × 6.33 × 3.97 mm
L/W Ratio1.39
Culet sizeNone
Top View
8.81 mm6.33 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1568061758
Side View
Table 59.0%Crown 40.07°Girdle: MED-THKPavilion 39.69°Culet: NoneDepth 62.8%

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 7
Current: $7,667 AUD|Low: $6,038 AUD|High: $13,426 AUD|Avg: $8,432 AUD|-9.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
November 7, 2026
Retailer 6$6,072 AUD
Retailer 4$6,894 AUD
Retailer 9$6,899 AUD
Retailer 7$7,098 AUD
Retailer 8$7,260 AUD
Retailer 3$7,481 AUD
Retailer 1$7,667 AUD
Retailer 10$8,194 AUD
Retailer 2$8,564 AUD
Retailer 12$8,575 AUD
Retailer 5$8,830 AUD
Retailer 11$11,562 AUD
Wholesale Diamonds Direct$12,426 AUD

32 data points across 13 retailers

13 retailers$6,072 AUD to $12,426 AUD

A
Cheapest Retailer
-
$6,072 AUD
A
Retailer 2
-
$6,894 AUD
View
A
Retailer 3
-
$6,899 AUD
View
A
Retailer 4
-
$7,098 AUD
View
A
Retailer 5
-
$7,260 AUD
View
A
Retailer 6
-
$7,481 AUD
View
A
Retailer 7
-
$7,667 AUD
View
B+
Retailer 8
-
$8,194 AUD
View
B+
Retailer 9
-
$8,564 AUD
View
B+
Retailer 10
-
$8,575 AUD
View
B+
Retailer 11
-
$8,830 AUD
View
B+
Retailer 12
-
$11,562 AUD
View
Most Expensive
B
Wholesale Diamonds Direct
668681799 · Nov 6
$12,426 AUD
$8,538 USD
View
12 more retailers have this diamond
Prices start from $6,072 AUDSave up to $6,354 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
$6,072 AUD