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Round|Natural|GIA

3.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2557312305

Certificate GIA 2557312305

Diamond specifications and retailer prices

From $39,880 CAD
$28,549 USD
As of October 30, 2026
Save $22,427 CAD (36%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $62,307 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2557312305. Listed at 14 retailers as of October 29, 2026, with prices from $39,880 to $62,307, a $22,427 spread on the same certified stone. MOH London lists it at $62,307. 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

3.00
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
OriginNatural
Grading LabGIA
CertificateGIA 2557312305
Dimensions9.05 × 9.12 × 5.78 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.05 mm9.12 mm3.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2557312305
Side View
Table 55.0%Crown 36.5°Girdle: MediumPavilionCulet: NoneDepth 63.6%

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: Oct 30
Current: $62,307 CAD|Low: $39,620 CAD|High: $63,494 CAD|Avg: $46,832 CAD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 10$39,880 CAD
Retailer 5$39,988 CAD
Retailer 4$40,079 CAD
Retailer 11$41,337 CAD
Retailer 7$42,389 CAD
Retailer 2$44,037 CAD
Retailer 3$45,993 CAD
Retailer 9$47,453 CAD
Retailer 6$48,078 CAD
Retailer 12$49,278 CAD
Retailer 8$51,170 CAD
MOH London$62,307 CAD

41 data points across 12 retailers

14 retailers$39,880 CAD to $62,307 CAD

A
Cheapest Retailer
-
$39,880 CAD
$28,549 USD
A
Retailer 2
-
$39,988 CAD
$28,626 USD
View
Final sale: no returns
Retailer 3
-
$40,079 CAD
A$44,141 AUD
View
Price last confirmed 27 days ago
Retailer 4
-
$41,337 CAD
$29,592 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$41,900 CAD
$29,995 USD
View
Price last confirmed 42 days ago
B+
Retailer 6
-
$42,389 CAD
$30,345 USD
View
B+
Retailer 7
-
$44,037 CAD
£24,822 GBP
View
B+
Retailer 8
-
$45,993 CAD
$32,925 USD
View
Retailer 9
-
$47,453 CAD
$33,970 USD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$48,078 CAD
€32,779 EUR
View
Retailer 11
-
$49,278 CAD
$35,277 USD
View
Price last confirmed 8 days ago
Retailer 12
-
$49,950 CAD
$35,758 USD
View
Price last confirmed 42 days ago
B
Retailer 13
-
$51,170 CAD
ZAR 591,778 ZAR
View
Most Expensive
B
MOH London
31F277C67 · Oct 29
$62,307 CAD
£35,121 GBP
View
13 more retailers have this diamond
Prices start from $39,880 CADSave up to $22,427 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
3.00ct Round
$39,880 CAD