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Pear|Natural|GIA

0.51ct I SI1 Pear Natural Diamond

EX • I/SI1 • GIA 6542210640

Certificate GIA 6542210640

Diamond specifications and retailer prices

From $556 AUD
As of November 6, 2026
Save $1,198 AUD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,754 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 0.51ct natural pear diamond

This 0.51ct natural pear sits in the half to three-quarter 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 6542210640. Listed at 9 retailers as of November 4, 2026, with prices from $556 to $1,754, a $1,198 spread on the same certified stone. MOH London lists it at $1,754. 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

0.51
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6542210640
Dimensions7.03 × 4.44 × 2.70 mm
L/W Ratio1.58
Top View
7.03 mm4.44 mm0.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6542210640
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.8%

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 6
Current: $1,754 AUD|Low: $556 AUD|High: $1,776 AUD|Avg: $1,097 AUD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 4$556 AUD
Retailer 3$943 AUD
Retailer 2$1,048 AUD
Retailer 5$1,128 AUD
Retailer 7$1,142 AUD
Retailer 6$1,179 AUD
MOH London$1,754 AUD

38 data points across 7 retailers

9 retailers$556 AUD to $1,754 AUD

A
Cheapest Retailer
-
$556 AUD
A
Retailer 2
-
$633 AUD
View
B+
Retailer 3
-
$943 AUD
View
B
Retailer 4
-
$1,048 AUD
View
B
Retailer 5
-
$1,064 AUD
View
B
Retailer 6
-
$1,128 AUD
View
Retailer 7
-
$1,142 AUD
View
Price last confirmed 34 days ago
B+
Retailer 8
-
$1,179 AUD
View
Most Expensive
B
MOH London
8E53F41AB · Nov 4
$1,754 AUD
£949 GBP
View
8 more retailers have this diamond
Prices start from $556 AUDSave up to $1,198 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
0.51ct Pear
$556 AUD