Pear|Natural|GIA

0.51ct I SI1 Pear Natural Diamond

EX • I/SI1 • GIA 6542210640

Certificate GIA 6542210640

Diamond specifications and retailer prices

From $382 USD
As of November 6, 2026
Save $823 USD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,205 USD 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 $382 to $1,205, a $823 spread on the same certified stone. MOH London lists it at $1,205. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,205 USD|Low: $382 USD|High: $1,220 USD|Avg: $754 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 7, 2026
Retailer 4$382 USD
Retailer 3$648 USD
Retailer 2$720 USD
Retailer 5$775 USD
Retailer 7$785 USD
Retailer 6$810 USD
MOH London$1,205 USD

38 data points across 7 retailers

9 retailers$382 USD to $1,205 USD

A
Cheapest Retailer
-
$382 USD
A
Retailer 2
-
$435 USD
View
B+
Retailer 3
-
$648 USD
View
B
Retailer 4
-
$720 USD
View
B
Retailer 5
-
$731 USD
View
B
Retailer 6
-
$775 USD
View
Retailer 7
-
$785 USD
View
Price last confirmed 34 days ago
B+
Retailer 8
-
$810 USD
View
Most Expensive
B
MOH London
8E53F41AB · Nov 4
$1,205 USD
£949 GBP
View
8 more retailers have this diamond
Prices start from $382 USDSave up to $823 USD

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
$382 USD