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Round|Natural|GIA

5.05ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 1557756368

Certificate GIA 1557756368

Diamond specifications and retailer prices

From $90,935 CAD
$65,098 USD
As of October 30, 2026
Save $66,617 CAD (42%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $157,553 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 5.05ct natural round diamond

This 5.05ct natural round sits in the over five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1557756368. Listed at 13 retailers as of October 29, 2026, with prices from $90,935 to $157,553, a $66,617 spread on the same certified stone. MOH London lists it at $157,553. 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

5.05
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1557756368
Dimensions10.83 × 10.91 × 6.83 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
10.83 mm10.91 mm5.05 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1557756368
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

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: Oct 30
Current: $157,553 CAD|Low: $90,935 CAD|High: $158,601 CAD|Avg: $111,758 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 6$90,935 CAD
Retailer 8$95,165 CAD
Retailer 7$97,036 CAD
Retailer 2$98,940 CAD
Retailer 4$99,828 CAD
Retailer 9$104,524 CAD
Retailer 5$120,765 CAD
Retailer 3$121,752 CAD
MOH London$157,553 CAD

39 data points across 9 retailers

13 retailers$90,935 CAD to $157,553 CAD

B+
Cheapest Retailer
-
$90,935 CAD
$65,098 USD
Retailer 2
-
$95,165 CAD
A$104,809 AUD
View
Price last confirmed 27 days ago
B+
Retailer 3
-
$97,036 CAD
$69,465 USD
View
B+
Retailer 4
-
$98,940 CAD
£55,770 GBP
View
B+
Retailer 5
-
$99,828 CAD
£56,271 GBP
View
B+
Retailer 6
-
$100,344 CAD
$71,833 USD
View
B
Retailer 7
-
$104,524 CAD
$74,826 USD
View
B
Retailer 8
-
$104,524 CAD
$74,826 USD
View
B
Retailer 9
-
$108,705 CAD
$77,819 USD
View
B
Retailer 10
-
$112,886 CAD
$80,812 USD
View
B
Retailer 11
-
$120,765 CAD
ZAR 1,396,645 ZAR
View
B
Retailer 12
-
$121,752 CAD
€83,008 EUR
View
Most Expensive
B
MOH London
6CB4044DD · Oct 29
$157,553 CAD
£88,809 GBP
View
12 more retailers have this diamond
Prices start from $90,935 CADSave up to $66,617 CAD

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+
5.05ct Round
$90,935 CAD