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Round|Natural|GIA

3.12ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6194822748

Certificate GIA 6194822748

Diamond specifications and retailer prices

From HK$315,444 HKD
$40,206 USD
As of October 31, 2026
Save HK$255,376 HKD (45%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$570,820 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 3.12ct natural round diamond

This 3.12ct natural round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6194822748. Listed at 12 retailers as of October 31, 2026, with prices from HK$315,444 to HK$570,820, a HK$255,376 spread on the same certified stone. MOH London lists it at HK$570,820. 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

3.12
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6194822748
Dimensions9.37 × 9.39 × 5.81 mm
L/W Ratio1.00
Culet sizeNone
Top View
9.37 mm9.39 mm3.12 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6194822748
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.9%

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: HK$570,820 HKD|Low: HK$329,893 HKD|High: HK$577,695 HKD|Avg: HK$411,408 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 4HK$330,666 HKD
Retailer 5HK$349,981 HKD
Retailer 2HK$362,619 HKD
Retailer 3HK$427,930 HKD
MOH LondonHK$570,820 HKD

40 data points across 5 retailers

12 retailersHK$315,444 HKD to HK$570,820 HKD

B+
Cheapest Retailer
-
HK$315,444 HKD
$40,206 USD
B+
Retailer 2
-
HK$330,666 HKD
₹4,013,920 INR
View
B+
Retailer 3
-
HK$333,787 HKD
$42,544 USD
View
B+
Retailer 4
-
HK$334,770 HKD
$42,669 USD
View
B+
Retailer 5
-
HK$342,207 HKD
CA$60,579 CAD
View
Retailer 6
-
HK$349,981 HKD
A$68,628 AUD
View
Price last confirmed 29 days ago
B+
Retailer 7
-
HK$362,619 HKD
£36,393 GBP
View
B
Retailer 8
-
HK$365,272 HKD
$46,557 USD
View
B
Retailer 9
-
HK$424,217 HKD
$54,070 USD
View
B
Retailer 10
-
HK$427,930 HKD
€51,946 EUR
View
B
Retailer 11
-
HK$428,054 HKD
$54,559 USD
View
Most Expensive
B
MOH London
A415DE846 · Nov 1
HK$570,820 HKD
£57,288 GBP
View
11 more retailers have this diamond
Prices start from HK$315,444 HKDSave up to HK$255,376 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+
3.12ct Round
HK$315,444 HKD