Round|Natural|GIA

5.51ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2241018415

Certificate GIA 2241018415

Diamond specifications and retailer prices

From $64,583 USD
CA$89,698 CAD
As of October 30, 2026
Save $42,876 USD (40%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $107,459 USD at MOH London · As of November 1, 2026
View at MOH London

About this 5.51ct natural round diamond

This 5.51ct natural round sits in the over five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2241018415. Listed at 10 retailers as of October 30, 2026, with prices from $64,583 to $107,459, a $42,876 spread on the same certified stone. MOH London lists it at $107,459. 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

5.51
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2241018415
Dimensions11.21 × 11.28 × 6.99 mm
L/W Ratio1.01
Culet sizeNone
Top View
11.21 mm11.28 mm5.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2241018415
Side View
Table 58.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.1%

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: Oct 30
Current: $107,459 USD|Low: $64,583 USD|High: $108,753 USD|Avg: $74,943 USD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 5$64,583 USD
Retailer 4$65,756 USD
Retailer 8$65,756 USD
Retailer 9$66,127 USD
Retailer 2$69,090 USD
Retailer 10$71,673 USD
Retailer 6$73,063 USD
Retailer 7$77,278 USD
Retailer 3$81,468 USD
MOH London$107,459 USD

37 data points across 10 retailers

10 retailers$64,583 USD to $107,459 USD

A
Cheapest Retailer
-
$64,583 USD
CA$89,698 CAD
B+
Retailer 2
-
$65,756 USD
View
B+
Retailer 3
-
$65,756 USD
View
B+
Retailer 4
-
$66,127 USD
View
B+
Retailer 5
-
$69,090 USD
£54,402 GBP
View
Retailer 6
-
$71,673 USD
View
Price last confirmed 35 days ago
B+
Retailer 7
-
$73,063 USD
View
B+
Retailer 8
-
$77,278 USD
View
B+
Retailer 9
-
$81,468 USD
€77,589 EUR
View
Most Expensive
B
MOH London
C763388CD · Nov 1
$107,459 USD
£84,613 GBP
View
9 more retailers have this diamond
Prices start from $64,583 USDSave up to $42,876 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
5.51ct Round
$64,583 USD