CaratHunter
Plans
Heart|Natural|GIA

0.91ct F SI1 Heart Natural Diamond

ID • F/SI1 • GIA 5516506634

Certificate GIA 5516506634

Diamond specifications and retailer prices

From HK$8,999 HKD
$1,147 USD
As of November 2, 2026
Save HK$15,017 HKD (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$24,017 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.91ct natural heart diamond

This 0.91ct natural heart sits in the just-under-one-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 5516506634. Listed at 7 retailers as of October 30, 2026, with prices from HK$8,999 to HK$24,017, a HK$15,017 spread on the same certified stone. NZ Jewellers lists it at HK$24,017. 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

0.91
Carat
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Pavilion angle37.5°
OriginNatural
Grading LabGIA
CertificateGIA 5516506634
Dimensions5.71 × 6.66 × 3.98 mm
L/W Ratio1.17
Top View
5.71 mm6.66 mm0.91 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5516506634
Side View
Table 56.0%CrownGirdle: MED-THKPavilion 37.5°Culet: 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 2
Current: HK$24,017 HKD|Low: HK$8,999 HKD|High: HK$24,017 HKD|Avg: HK$14,781 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 6HK$8,999 HKD
Retailer 7HK$11,243 HKD
Retailer 2HK$11,349 HKD
Retailer 4HK$11,503 HKD
Retailer 5HK$16,197 HKD
Retailer 8HK$16,996 HKD
Retailer 3HK$18,036 HKD
NZ JewellersHK$24,017 HKD

40 data points across 8 retailers

7 retailersHK$8,999 HKD to HK$24,017 HKD

A
Cheapest Retailer
-
HK$8,999 HKD
$1,147 USD
B+
Retailer 2
-
HK$11,243 HKD
$1,433 USD
View
B+
Retailer 3
-
HK$11,349 HKD
£1,139 GBP
View
B+
Retailer 4
-
HK$11,503 HKD
£1,154 GBP
View
B+
Retailer 5
-
HK$16,197 HKD
CA$2,867 CAD
View
B
Retailer 6
-
HK$18,036 HKD
£1,810 GBP
View
Most Expensive
B
NZ Jewellers
dabbcde9-0787-41ec-b588-687bc7d3b828 · Oct 30
HK$24,017 HKD
$3,061 USD
View
6 more retailers have this diamond
Prices start from HK$8,999 HKDSave up to HK$15,017 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
0.91ct Heart
HK$8,999 HKD