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Round|Natural|GIA

3.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 15635557557

Certificate GIA 15635557557

Diamond specifications and retailer prices

From $42,541 SGD
$33,277 USD
As of October 31, 2026
Save $24,364 SGD (36%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $66,906 SGD 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 15635557557. Listed at 15 retailers as of October 29, 2026, with prices from $42,541 to $66,906, a $24,364 spread on the same certified stone. MOH London lists it at $66,906. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 15635557557
Dimensions9.24 × 9.30 × 5.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Pinpoint, Natural
Top View
9.24 mm9.30 mm3.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 15635557557
Side View
Table 60.1%Crown 33.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 61.0%

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: $66,906 SGD|Low: $42,330 SGD|High: $70,846 SGD|Avg: $50,083 SGD|-5.6%
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
Retailer 14
Retailer 15
October 31, 2026
Retailer 4$42,541 SGD
Retailer 12$42,586 SGD
Retailer 6$42,823 SGD
Retailer 5$43,115 SGD
Retailer 8$44,387 SGD
Retailer 14$45,645 SGD
Retailer 13$47,035 SGD
Retailer 11$47,480 SGD
Retailer 15$48,995 SGD
Retailer 3$50,954 SGD
Retailer 9$51,702 SGD
Retailer 10$52,366 SGD
Retailer 2$52,914 SGD
Retailer 7$55,922 SGD
MOH London$66,906 SGD

18 data points across 15 retailers

15 retailers$42,541 SGD to $66,906 SGD

B+
Cheapest Retailer
-
$42,541 SGD
$33,277 USD
B+
Retailer 2
-
$42,586 SGD
£26,230 GBP
View
B+
Retailer 3
-
$42,823 SGD
$33,497 USD
View
B+
Retailer 4
-
$43,115 SGD
$33,726 USD
View
Final sale: no returns
B+
Retailer 5
-
$44,387 SGD
$34,721 USD
View
B+
Retailer 6
-
$45,645 SGD
$35,705 USD
View
B+
Retailer 7
-
$47,035 SGD
$36,792 USD
View
B+
Retailer 8
-
$47,480 SGD
£29,244 GBP
View
B
Retailer 9
-
$48,995 SGD
$38,325 USD
View
B+
Retailer 10
-
$50,954 SGD
$39,858 USD
View
B+
Retailer 11
-
$51,702 SGD
€38,517 EUR
View
B+
Retailer 12
-
$52,366 SGD
$40,962 USD
View
B+
Retailer 13
-
$52,914 SGD
$41,391 USD
View
B
Retailer 14
-
$55,922 SGD
ZAR 706,681 ZAR
View
Most Expensive
B
MOH London
98930BF4E · Oct 29
$66,906 SGD
£41,209 GBP
View
14 more retailers have this diamond
Prices start from $42,541 SGDSave up to $24,364 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
$42,541 SGD