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Oval|Natural|GIA

1.51ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 2243057392

Certificate GIA 2243057392

Diamond specifications and retailer prices

From $7,597 AUD
As of November 4, 2026
Save $5,791 AUD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $13,388 AUD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded I 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 2243057392. Listed at 16 retailers as of November 4, 2026, with prices from $7,597 to $13,388, a $5,791 spread on the same certified stone. Wholesale Diamonds Direct lists it at $13,388. 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

1.51
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.96°
Pavilion angle39.61°
OriginNatural
Grading LabGIA
CertificateGIA 2243057392
Dimensions8.97 × 6.45 × 4.02 mm
L/W Ratio1.39
Culet sizeNone
Top View
8.97 mm6.45 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2243057392
Side View
Table 59.0%Crown 38.96°Girdle: MED-THKPavilion 39.61°Culet: NoneDepth 62.3%

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 4
Current: $11,105 AUD|Low: $7,369 AUD|High: $13,606 AUD|Avg: $9,257 AUD
Retailer 1
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
Wholesale Diamonds Direct
November 6, 2026
Retailer 6$7,597 AUD
Retailer 10$7,634 AUD
Retailer 14$7,717 AUD
Retailer 15$7,894 AUD
Retailer 7$7,932 AUD
Retailer 2$8,137 AUD
Retailer 11$8,246 AUD
Retailer 4$9,253 AUD
Retailer 13$9,274 AUD
Retailer 3$9,285 AUD
Retailer 12$10,339 AUD
Retailer 1$11,105 AUD
Retailer 9$11,105 AUD
Retailer 8$11,469 AUD
Retailer 5$12,864 AUD
Wholesale Diamonds Direct$13,388 AUD

32 data points across 16 retailers

16 retailers$7,597 AUD to $13,388 AUD

A
Cheapest Retailer
-
$7,597 AUD
A
Retailer 2
-
$7,634 AUD
View
A
Retailer 3
-
$7,717 AUD
View
A
Retailer 4
-
$7,894 AUD
View
Retailer 5
-
$7,932 AUD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$8,137 AUD
View
A
Retailer 7
-
$8,246 AUD
View
B+
Retailer 8
-
$9,253 AUD
View
B+
Retailer 9
-
$9,274 AUD
View
B+
Retailer 10
-
$9,285 AUD
View
B+
Retailer 11
-
$10,339 AUD
View
B
Retailer 12
-
$11,105 AUD
View
B
Retailer 13
-
$11,105 AUD
View
B
Retailer 14
-
$11,469 AUD
View
B
Retailer 15
-
$12,864 AUD
View
Most Expensive
B
Wholesale Diamonds Direct
331200775 · Nov 4
$13,388 AUD
$9,199 USD
View
15 more retailers have this diamond
Prices start from $7,597 AUDSave up to $5,791 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
1.51ct Oval
$7,597 AUD