Round|Natural|GIA

4.01ct G SI1 Round Natural Diamond

ID • G/SI1 • GIA 02

Certificate GIA 02

Diamond specifications and retailer prices

From $93,372 SGD
$73,038 USD
As of October 31, 2026
Save $13,185 SGD (12%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $122,237 SGD at Aurelinne · As of September 17, 2026
View at Aurelinne

About this 4.01ct natural round diamond

This 4.01ct natural round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 6 retailers as of October 31, 2026, with a relatively tight 14% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

4.01
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 02
Dimensions10.14 × 10.21 × 6.29 mm
L/W Ratio1.01
Top View
10.14 mm10.21 mm4.01 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 02
Side View
Table 58.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 61.8%

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 31
Current: $122,237 SGD|Low: $92,495 SGD|High: $122,237 SGD|Avg: $105,459 SGD
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 25, 2026
Retailer 2$93,372 SGD
Retailer 7$98,116 SGD
Retailer 6$106,557 SGD
Retailer 5$108,655 SGD
Retailer 3$113,182 SGD
Retailer 4$117,710 SGD
Aurelinne$122,237 SGD

7 data points across 7 retailers

6 retailers$93,372 SGD to $106,557 SGD

B+
Cheapest Retailer
-
$93,372 SGD
$73,038 USD
B+
Retailer 2
-
$98,116 SGD
$76,749 USD
View
B+
Retailer 3
-
$106,557 SGD
$83,352 USD
View
Retailer 4
-
$113,182 SGD
$88,534 USD
View
Price last confirmed 44 days ago
Retailer 5
-
$117,710 SGD
$92,076 USD
View
Price last confirmed 48 days ago
Most Expensive
Aurelinne
c1185e52-5e4f-4d4c-8f69-f44c803b91d6 · Sep 17
$122,237 SGD
$95,617 USD
View
Price last confirmed 45 days ago
5 more retailers have this diamond
Prices start from $93,372 SGDSave up to $13,185 SGD

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+
4.01ct Round
$93,372 SGD