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Heart|Natural|GIA

3.12ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 6224634322

Certificate GIA 6224634322

Diamond specifications and retailer prices

From HK$286,723 HKD
As of November 6, 2026
Save HK$73,856 HKD (20%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$360,580 HKD at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 3.12ct natural heart diamond

This 3.12ct natural heart sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6224634322. Listed at 2 retailers as of November 6, 2026, with prices from HK$286,723 to HK$360,580, a HK$73,856 spread on the same certified stone. 77 Diamonds lists it at HK$360,580. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6224634322
Dimensions9.36 × 9.56 × 5.69 mm
L/W Ratio1.02
Top View
9.36 mm9.56 mm3.12 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceMedium
CertificateGIA 6224634322
Side View
Table 61.0%CrownGirdlePavilionCuletDepth 59.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 6
Current: HK$360,580 HKD|Low: HK$286,723 HKD|High: HK$366,914 HKD|Avg: HK$325,099 HKD|-0.5%
77 Diamonds
Retailer 2
November 7, 2026
Retailer 2HK$286,723 HKD
77 DiamondsHK$360,580 HKD

26 data points across 2 retailers

2 retailersHK$286,723 HKD to HK$360,580 HKD

B
Cheapest Retailer
-
HK$286,723 HKD
Most Expensive
B
77 Diamonds
HSDHXQCSZGCZ · Nov 7
HK$360,580 HKD
£36,226 GBP
View
1 more retailer has this diamond
Prices start from HK$286,723 HKDSave up to HK$73,856 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 Heart
HK$286,723 HKD