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Round|Natural|GIA

3.00ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1559241006

Certificate GIA 1559241006

Diamond specifications and retailer prices

From $39,229 SGD
A$47,209 AUD
As of November 1, 2026
Save $25,251 SGD (39%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $64,480 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1559241006. Listed at 14 retailers as of November 1, 2026, with prices from $39,229 to $64,480, a $25,251 spread on the same certified stone. MOH London lists it at $64,480. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1559241006
Dimensions9.53 × 9.57 × 5.51 mm
L/W Ratio1.00
Key to symbols
Cloud, Crystal, Needle
Top View
9.53 mm9.57 mm3.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559241006
Side View
Table 60.0%Crown 31.5°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 57.7%

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: Nov 1
Current: $64,480 SGD|Low: $40,280 SGD|High: $64,826 SGD|Avg: $47,240 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 5$40,280 SGD
Retailer 6$41,259 SGD
Retailer 4$41,299 SGD
Retailer 12$41,492 SGD
Retailer 10$43,008 SGD
Retailer 3$44,233 SGD
Retailer 11$45,574 SGD
Retailer 13$47,852 SGD
Retailer 8$49,371 SGD
Retailer 2$50,126 SGD
Retailer 9$51,270 SGD
Retailer 7$53,523 SGD
MOH London$64,480 SGD

11 data points across 13 retailers

14 retailers$39,229 SGD to $64,480 SGD

B+
Cheapest Retailer
-
$39,229 SGD
A$47,209 AUD
B+
Retailer 2
-
$40,280 SGD
$31,508 USD
View
Final sale: no returns
B+
Retailer 3
-
$41,259 SGD
£25,412 GBP
View
B+
Retailer 4
-
$41,299 SGD
$32,305 USD
View
B+
Retailer 5
-
$41,492 SGD
$32,456 USD
View
B+
Retailer 6
-
$43,008 SGD
$33,642 USD
View
B+
Retailer 7
-
$44,233 SGD
$34,600 USD
View
B+
Retailer 8
-
$45,574 SGD
$35,649 USD
View
Retailer 9
-
$47,852 SGD
$37,431 USD
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$49,371 SGD
$38,619 USD
View
B+
Retailer 11
-
$50,126 SGD
£30,874 GBP
View
B
Retailer 12
-
$51,270 SGD
$40,105 USD
View
B
Retailer 13
-
$53,523 SGD
ZAR 676,365 ZAR
View
Most Expensive
B
MOH London
637783D7F · Nov 1
$64,480 SGD
£39,715 GBP
View
13 more retailers have this diamond
Prices start from $39,229 SGDSave up to $25,251 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+
3.00ct Round
$39,229 SGD