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Round|Natural|GIA

3.11ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6555779709

Certificate GIA 6555779709

Diamond specifications and retailer prices

From HK$201,305 HKD
$25,658 USD
As of October 30, 2026
Save HK$16,358 HKD (8%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$314,165 HKD at Aurelinne · As of September 6, 2026
View at Aurelinne

About this 3.11ct natural round diamond

This 3.11ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6555779709. Listed at 3 retailers as of October 30, 2026, with a relatively tight 8% 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

3.11
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555779709
Dimensions9.26 × 9.31 × 5.82 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Feather
Top View
9.26 mm9.31 mm3.11 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555779709
Side View
Table 57.0%Crown 36.5°GirdlePavilion 40.8°CuletDepth 62.7%

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: Oct 30
Current: HK$217,663 HKD|Low: HK$201,305 HKD|High: HK$310,892 HKD|Avg: HK$268,453 HKD|+1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 2HK$201,305 HKD
Retailer 1HK$217,663 HKD
Retailer 4HK$279,260 HKD
Retailer 3HK$295,019 HKD
Retailer 5HK$310,892 HKD

28 data points across 5 retailers

3 retailersHK$201,305 HKD to HK$217,663 HKD

B+
Cheapest Retailer
-
HK$201,305 HKD
$25,658 USD
B+
Retailer 2
-
HK$217,663 HKD
£21,845 GBP
View
Most Expensive
Aurelinne
7d98f85a-cc0d-49cf-a32d-cb7a1cc9ab6f · Sep 6
HK$314,165 HKD
$40,043 USD
View
Price last confirmed 56 days ago
2 more retailers have this diamond
Prices start from HK$201,305 HKDSave up to HK$16,358 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.

B+
3.11ct Round
HK$201,305 HKD