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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 HK$268,023 HKD
$34,160 USD
As of October 31, 2026
Save HK$179,196 HKD (40%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$447,219 HKD at MOH London · As of November 2, 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 HK$268,023 to HK$447,219, a HK$179,196 spread on the same certified stone. MOH London lists it at HK$447,219. 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: HK$447,219 HKD|Low: HK$268,023 HKD|High: HK$461,787 HKD|Avg: HK$334,947 HKD|-2.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 8HK$268,023 HKD
Retailer 6HK$285,786 HKD
Retailer 10HK$286,922 HKD
Retailer 9HK$298,285 HKD
Retailer 7HK$306,547 HKD
Retailer 4HK$329,254 HKD
Retailer 5HK$342,419 HKD
Retailer 2HK$347,630 HKD
Retailer 3HK$396,463 HKD
MOH LondonHK$447,219 HKD

35 data points across 10 retailers

10 retailersHK$268,023 HKD to HK$447,219 HKD

A
Cheapest Retailer
-
HK$268,023 HKD
$34,160 USD
B+
Retailer 2
-
HK$285,786 HKD
$36,424 USD
View
Retailer 3
-
HK$286,922 HKD
A$56,260 AUD
View
Price last confirmed 30 days ago
B+
Retailer 4
-
HK$298,285 HKD
$38,017 USD
View
B+
Retailer 5
-
HK$306,547 HKD
$39,070 USD
View
B
Retailer 6
-
HK$329,254 HKD
$41,964 USD
View
B
Retailer 7
-
HK$342,419 HKD
$43,642 USD
View
B
Retailer 8
-
HK$347,630 HKD
£34,887 GBP
View
B
Retailer 9
-
HK$396,463 HKD
$50,530 USD
View
Most Expensive
B
MOH London
9BC1B674E · Nov 2
HK$447,219 HKD
£44,881 GBP
View
9 more retailers have this diamond
Prices start from HK$268,023 HKDSave up to HK$179,196 HKD

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
HK$268,023 HKD