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Heart|Natural|GIA

1.20ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 3555316314

Certificate GIA 3555316314

Diamond specifications and retailer prices

From HK$14,350 HKD
As of November 6, 2026
Save HK$24,249 HKD (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$38,599 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural heart diamond

This 1.2ct natural heart sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3555316314. Listed at 16 retailers as of November 5, 2026, with prices from HK$14,350 to HK$38,599, a HK$24,249 spread on the same certified stone. NZ Jewellers lists it at HK$38,599. 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

1.20
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555316314
Dimensions7.22 × 6.62 × 4.08 mm
L/W Ratio1.09
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Knot
Top View
7.22 mm6.62 mm1.20 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555316314
Side View
Table 62.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 56.5%

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: Nov 6
Current: HK$38,599 HKD|Low: HK$12,744 HKD|High: HK$38,599 HKD|Avg: HK$19,897 HKD|+1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 17HK$14,350 HKD
Retailer 7HK$14,421 HKD
Retailer 6HK$15,291 HKD
Retailer 13HK$16,725 HKD
Retailer 15HK$16,725 HKD
Retailer 8HK$17,477 HKD
Retailer 14HK$17,501 HKD
Retailer 10HK$18,003 HKD
Retailer 2HK$18,151 HKD
Retailer 9HK$18,159 HKD
Retailer 3HK$18,332 HKD
Retailer 16HK$19,304 HKD
Retailer 4HK$19,358 HKD
Retailer 18HK$19,358 HKD
Retailer 5HK$19,985 HKD
Retailer 11HK$22,924 HKD
Retailer 12HK$32,259 HKD
NZ JewellersHK$38,599 HKD

35 data points across 18 retailers

16 retailersHK$14,350 HKD to HK$38,599 HKD

A
Cheapest Retailer
-
HK$14,350 HKD
A
Retailer 2
-
HK$14,421 HKD
View
A
Retailer 3
-
HK$15,291 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$16,725 HKD
View
B+
Retailer 5
-
HK$17,477 HKD
View
B+
Retailer 6
-
HK$17,501 HKD
View
B+
Retailer 7
-
HK$18,151 HKD
View
B+
Retailer 8
-
HK$18,332 HKD
View
Retailer 9
-
HK$19,115 HKD
View
Price last confirmed 28 days ago
B+
Retailer 10
-
HK$19,304 HKD
View
B+
Retailer 11
-
HK$19,358 HKD
View
B+
Retailer 12
-
HK$19,358 HKD
View
B+
Retailer 13
-
HK$19,985 HKD
View
B+
Retailer 14
-
HK$22,924 HKD
View
B
Retailer 15
-
HK$32,259 HKD
View
Most Expensive
B
NZ Jewellers
41363c63-d7cb-4118-9854-3b008e5c6224 · Nov 5
HK$38,599 HKD
$4,925 USD
View
15 more retailers have this diamond
Prices start from HK$14,350 HKDSave up to HK$24,249 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
1.20ct Heart
HK$14,350 HKD