CaratHunter
Plans
Heart|Natural|GIA

1.00ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 1518446426

Certificate GIA 1518446426

Diamond specifications and retailer prices

From HK$11,576 HKD
As of November 4, 2026
Save HK$6,550 HKD (36%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$18,126 HKD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1518446426. Listed at 7 retailers as of November 4, 2026, with prices from HK$11,576 to HK$18,126, a HK$6,550 spread on the same certified stone. GemTrove lists it at HK$18,126. 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

1.00
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1518446426
Dimensions6.95 × 5.88 × 3.52 mm
L/W Ratio1.18
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle, Indented Natural, Natural
Top View
6.95 mm5.88 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1518446426
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.8%

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: Nov 4
Current: HK$18,126 HKD|Low: HK$10,580 HKD|High: HK$18,126 HKD|Avg: HK$14,117 HKD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5HK$11,576 HKD
Retailer 2HK$11,670 HKD
Retailer 6HK$12,767 HKD
Retailer 4HK$12,869 HKD
Retailer 3HK$13,974 HKD
Retailer 7HK$14,570 HKD
GemTroveHK$18,126 HKD

41 data points across 7 retailers

7 retailersHK$11,576 HKD to HK$18,126 HKD

A
Cheapest Retailer
-
HK$11,576 HKD
Final sale: no returns
A
Retailer 2
-
HK$11,670 HKD
View
A
Retailer 3
-
HK$12,767 HKD
View
A
Retailer 4
-
HK$12,869 HKD
View
A
Retailer 5
-
HK$13,974 HKD
View
A
Retailer 6
-
HK$14,570 HKD
View
Most Expensive
B+
GemTrove
GT-N-01267136-98 · Nov 6
HK$18,126 HKD
A$3,558 AUD
View
6 more retailers have this diamond
Prices start from HK$11,576 HKDSave up to HK$6,550 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
1.00ct Heart
HK$11,576 HKD