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Round|Natural|GIA

1.55ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6531637252

Certificate GIA 6531637252

Diamond specifications and retailer prices

From $8,430 CAD
$6,035 USD
As of October 30, 2026
Save $6,568 CAD (44%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $14,998 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6531637252. Listed at 9 retailers as of October 29, 2026, with prices from $8,430 to $14,998, a $6,568 spread on the same certified stone. MOH London lists it at $14,998. 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

1.55
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6531637252
Dimensions7.37 × 7.43 × 4.62 mm
L/W Ratio1.01
Top View
7.37 mm7.43 mm1.55 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531637252
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: $14,998 CAD|Low: $8,430 CAD|High: $15,099 CAD|Avg: $11,086 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4$8,430 CAD
Retailer 10$8,458 CAD
Retailer 3$10,024 CAD
Retailer 8$10,756 CAD
Retailer 9$10,756 CAD
Retailer 7$11,119 CAD
Retailer 2$11,614 CAD
Retailer 5$11,795 CAD
Retailer 6$12,860 CAD
MOH London$14,998 CAD

31 data points across 10 retailers

9 retailers$8,430 CAD to $14,998 CAD

B+
Cheapest Retailer
-
$8,430 CAD
$6,035 USD
B+
Retailer 2
-
$8,458 CAD
$6,055 USD
View
B+
Retailer 3
-
$10,024 CAD
£5,650 GBP
View
B
Retailer 4
-
$10,756 CAD
$7,700 USD
View
B
Retailer 5
-
$10,756 CAD
$7,700 USD
View
B+
Retailer 6
-
$11,119 CAD
$7,960 USD
View
B+
Retailer 7
-
$11,614 CAD
£6,546 GBP
View
Retailer 8
-
$11,795 CAD
$8,444 USD
View
Price last confirmed 15 days ago
Most Expensive
B
MOH London
F3B0F60E8 · Oct 29
$14,998 CAD
£8,454 GBP
View
8 more retailers have this diamond
Prices start from $8,430 CADSave up to $6,568 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+
1.55ct Round
$8,430 CAD