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Pear|Natural|GIA

1.51ct F SI1 Pear Natural Diamond

EX • F/SI1 • GIA 6561490351

Certificate GIA 6561490351

Diamond specifications and retailer prices

From $11,147 AUD
As of November 7, 2026
Save $8,831 AUD (44%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $19,978 AUD at With Clarity · As of November 6, 2026
View at With Clarity

About this 1.51ct natural pear diamond

This 1.51ct natural pear sits in the one-and-a-half to two carat band, graded F 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 6561490351. Listed at 16 retailers as of November 6, 2026, with prices from $11,147 to $19,978, a $8,831 spread on the same certified stone. With Clarity lists it at $19,978. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.64°
Pavilion angle40.31°
OriginNatural
Grading LabGIA
CertificateGIA 6561490351
Dimensions9.93 × 6.30 × 4.00 mm
L/W Ratio1.58
Culet sizeNone
Top View
9.93 mm6.30 mm1.51 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561490351
Side View
Table 62.0%Crown 38.64°Girdle: STK-THKPavilion 40.31°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 7
Current: $12,575 AUD|Low: $11,147 AUD|High: $19,978 AUD|Avg: $13,936 AUD|-2.3%
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
With Clarity
November 7, 2026
Retailer 6$11,147 AUD
Retailer 2$11,800 AUD
Retailer 11$12,036 AUD
Retailer 7$12,061 AUD
Retailer 10$12,134 AUD
Retailer 15$12,266 AUD
Retailer 14$12,435 AUD
Retailer 1$12,575 AUD
Retailer 4$12,604 AUD
Retailer 5$14,323 AUD
Retailer 13$14,458 AUD
Retailer 9$14,732 AUD
Retailer 12$14,758 AUD
Retailer 8$16,431 AUD
Retailer 3$18,095 AUD
With Clarity$19,978 AUD

30 data points across 16 retailers

16 retailers$11,147 AUD to $19,978 AUD

B+
Cheapest Retailer
-
$11,147 AUD
B+
Retailer 2
-
$11,800 AUD
View
B+
Retailer 3
-
$12,036 AUD
View
B+
Retailer 4
-
$12,061 AUD
View
B+
Retailer 5
-
$12,134 AUD
View
B+
Retailer 6
-
$12,266 AUD
View
B+
Retailer 7
-
$12,435 AUD
View
B+
Retailer 8
-
$12,575 AUD
View
B+
Retailer 9
-
$12,604 AUD
View
B
Retailer 10
-
$14,323 AUD
View
B
Retailer 11
-
$14,458 AUD
View
B+
Retailer 12
-
$14,732 AUD
View
B+
Retailer 13
-
$14,758 AUD
View
B
Retailer 14
-
$16,431 AUD
View
B
Retailer 15
-
$18,095 AUD
View
Most Expensive
B
With Clarity
6561490351 · Nov 6
$19,978 AUD
$13,727 USD
View
15 more retailers have this diamond
Prices start from $11,147 AUDSave up to $8,831 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.

B+
1.51ct Pear
$11,147 AUD