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Round|Natural|GIA

3.50ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6552698078

Certificate GIA 6552698078

Diamond specifications and retailer prices

From $43,670 SGD
$34,160 USD
As of October 31, 2026
Save $29,197 SGD (40%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $72,867 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 3.5ct natural round diamond

This 3.5ct 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 6552698078. Listed at 10 retailers as of October 31, 2026, with prices from $43,670 to $72,867, a $29,197 spread on the same certified stone. MOH London lists it at $72,867. 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

3.50
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6552698078
Dimensions9.60 × 9.66 × 6.05 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Cloud, Needle
Top View
9.60 mm9.66 mm3.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552698078
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $72,867 SGD|Low: $43,670 SGD|High: $75,241 SGD|Avg: $54,596 SGD|-2.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 8$43,670 SGD
Retailer 6$46,564 SGD
Retailer 10$46,749 SGD
Retailer 9$48,601 SGD
Retailer 7$49,947 SGD
Retailer 4$53,647 SGD
Retailer 5$55,792 SGD
Retailer 2$56,645 SGD
Retailer 3$64,598 SGD
MOH London$72,867 SGD

34 data points across 10 retailers

10 retailers$43,670 SGD to $72,867 SGD

A
Cheapest Retailer
-
$43,670 SGD
$34,160 USD
B+
Retailer 2
-
$46,564 SGD
$36,424 USD
View
Retailer 3
-
$46,749 SGD
A$56,260 AUD
View
Price last confirmed 28 days ago
B+
Retailer 4
-
$48,601 SGD
$38,017 USD
View
B+
Retailer 5
-
$49,947 SGD
$39,070 USD
View
B
Retailer 6
-
$53,647 SGD
$41,964 USD
View
B
Retailer 7
-
$55,792 SGD
$43,642 USD
View
B
Retailer 8
-
$56,645 SGD
£34,889 GBP
View
B
Retailer 9
-
$64,598 SGD
$50,530 USD
View
Most Expensive
B
MOH London
9BC1B674E · Nov 1
$72,867 SGD
£44,881 GBP
View
9 more retailers have this diamond
Prices start from $43,670 SGDSave up to $29,197 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.

A
3.50ct Round
$43,670 SGD