Oval|Natural|GIA

4.05ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 2547476406

Certificate GIA 2547476406

Diamond specifications and retailer prices

From $108,704 CAD
$77,818 USD
As of October 29, 2026
Save $64,762 CAD (37%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $173,466 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 4.05ct natural oval diamond

This 4.05ct natural oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2547476406. Listed at 5 retailers as of October 26, 2026, with prices from $108,704 to $173,466, a $64,762 spread on the same certified stone. MOH London lists it at $173,466. 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

4.05
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2547476406
Dimensions12.55 × 8.98 × 5.51 mm
L/W Ratio1.40
Girdle conditionFaceted
Key to symbols
Crystal, Feather
Top View
12.55 mm8.98 mm4.05 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2547476406
Side View
Table 56.0%CrownGirdlePavilionCulet: NoneDepth 61.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $173,466 CAD|Low: $104,368 CAD|High: $175,322 CAD|Avg: $125,230 CAD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 4$105,173 CAD
Retailer 5$108,704 CAD
Retailer 2$111,174 CAD
Retailer 3$126,655 CAD
MOH London$173,466 CAD

34 data points across 5 retailers

5 retailers$108,704 CAD to $173,466 CAD

Retailer 1
-
$105,173 CAD
A$115,831 AUD
Price last confirmed 26 days ago
B+
Retailer 2
-
$108,704 CAD
$77,818 USD
View
B+
Retailer 3
-
$111,174 CAD
£62,667 GBP
View
B+
Retailer 4
-
$126,655 CAD
€86,351 EUR
View
Most Expensive
B
MOH London
8F931C9B8 · Oct 26
$173,466 CAD
£97,779 GBP
View
4 more retailers have this diamond
Prices start from $108,704 CADSave up to $64,762 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+
4.05ct Oval
$108,704 CAD