Oval|Natural|GIA

4.05ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 2547476406

Certificate GIA 2547476406

Diamond specifications and retailer prices

From $77,818 USD
As of October 30, 2026
Save $46,361 USD (37%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $124,179 USD 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 $77,818 to $124,179, a $46,361 spread on the same certified stone. MOH London lists it at $124,179. 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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Price History

Last verified: Oct 30
Current: $124,179 USD|Low: $74,714 USD|High: $125,508 USD|Avg: $89,648 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 4$75,290 USD
Retailer 5$77,818 USD
Retailer 2$79,586 USD
Retailer 3$90,669 USD
MOH London$124,179 USD

34 data points across 5 retailers

5 retailers$77,818 USD to $124,179 USD

Retailer 1
-
$75,290 USD
A$115,831 AUD
Price last confirmed 27 days ago
B+
Retailer 2
-
$77,818 USD
View
B+
Retailer 3
-
$79,586 USD
£62,667 GBP
View
B+
Retailer 4
-
$90,669 USD
€86,351 EUR
View
Most Expensive
B
MOH London
8F931C9B8 · Oct 26
$124,179 USD
£97,779 GBP
View
4 more retailers have this diamond
Prices start from $77,818 USDSave up to $46,361 USD

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
$77,818 USD