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Round|Natural|GIA

5.55ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 7531937422

Certificate GIA 7531937422

Diamond specifications and retailer prices

From $81,655 CAD
As of November 6, 2026
Save $61,227 CAD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $142,883 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 5.55ct natural round diamond

This 5.55ct natural round sits in the over five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7531937422. Listed at 16 retailers as of November 4, 2026, with prices from $81,655 to $142,883, a $61,227 spread on the same certified stone. MOH London lists it at $142,883. 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

5.55
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7531937422
Dimensions11.29 × 11.22 × 7.05 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
11.29 mm11.22 mm5.55 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7531937422
Side View
Table 56.0%CrownGirdlePavilionCulet: NoneDepth 62.6%

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: $142,883 CAD|Low: $81,655 CAD|High: $152,471 CAD|Avg: $105,386 CAD|-6.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$81,655 CAD
Retailer 9$83,131 CAD
Retailer 7$88,740 CAD
Retailer 5$89,759 CAD
Retailer 10$91,733 CAD
Retailer 8$92,498 CAD
Retailer 2$92,667 CAD
Retailer 11$98,136 CAD
Retailer 4$110,225 CAD
Retailer 6$110,439 CAD
MOH London$142,883 CAD

38 data points across 11 retailers

16 retailers$81,655 CAD to $142,883 CAD

A
Cheapest Retailer
-
$81,655 CAD
A
Retailer 2
-
$83,131 CAD
View
A
Retailer 3
-
$88,740 CAD
View
A
Retailer 4
-
$89,759 CAD
View
Retailer 5
-
$91,733 CAD
View
Price last confirmed 8 days ago
Retailer 6
-
$92,498 CAD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$92,667 CAD
View
Retailer 8
-
$96,465 CAD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$98,136 CAD
View
Retailer 10
-
$100,484 CAD
View
Price last confirmed 40 days ago
Retailer 11
-
$100,484 CAD
View
Price last confirmed 38 days ago
Retailer 12
-
$104,503 CAD
View
Price last confirmed 29 days ago
Retailer 13
-
$108,523 CAD
View
Price last confirmed 38 days ago
B+
Retailer 14
-
$110,225 CAD
View
B+
Retailer 15
-
$110,439 CAD
View
Most Expensive
B
MOH London
627661A39 · Nov 4
$142,883 CAD
£80,557 GBP
View
15 more retailers have this diamond
Prices start from $81,655 CADSave up to $61,227 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.

A
5.55ct Round
$81,655 CAD