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Heart|Natural|GIA

1.63ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 6351567071

Certificate GIA 6351567071

Diamond specifications and retailer prices

From HK$25,730 HKD
₹312,322 INR
As of November 2, 2026
Save HK$33,327 HKD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$59,058 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.63ct natural heart diamond

This 1.63ct natural heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6351567071. Listed at 13 retailers as of October 30, 2026, with prices from HK$25,730 to HK$59,058, a HK$33,327 spread on the same certified stone. NZ Jewellers lists it at HK$59,058. 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

1.63
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceVery Strong
OriginNatural
Grading LabGIA
CertificateGIA 6351567071
Dimensions8.31 × 7.13 × 4.84 mm
L/W Ratio1.17
Top View
8.31 mm7.13 mm1.63 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceVery Strong
CertificateGIA 6351567071
Side View
Table 61.0%CrownGirdle: MED-MEDPavilionCulet: NoneDepth 58.2%

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$34,677 HKD|Low: HK$25,679 HKD|High: HK$54,636 HKD|Avg: HK$37,267 HKD|+0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 2HK$25,730 HKD
Retailer 6HK$33,895 HKD
Retailer 1HK$34,677 HKD
Retailer 5HK$36,155 HKD
Retailer 3HK$38,342 HKD
Retailer 4HK$53,988 HKD

41 data points across 6 retailers

13 retailersHK$25,730 HKD to HK$59,058 HKD

A
Cheapest Retailer
-
HK$25,730 HKD
₹312,322 INR
A
Retailer 2
-
HK$29,823 HKD
$3,801 USD
View
A
Retailer 3
-
HK$32,169 HKD
$4,100 USD
View
A
Retailer 4
-
HK$33,895 HKD
$4,320 USD
View
A
Retailer 5
-
HK$33,895 HKD
$4,320 USD
View
A
Retailer 6
-
HK$33,895 HKD
$4,320 USD
View
A
Retailer 7
-
HK$34,677 HKD
£3,480 GBP
View
A
Retailer 8
-
HK$35,198 HKD
$4,486 USD
View
Retailer 9
-
HK$36,155 HKD
A$7,089 AUD
View
Price last confirmed 24 days ago
A
Retailer 10
-
HK$38,342 HKD
€4,654 EUR
View
B+
Retailer 11
-
HK$39,113 HKD
$4,985 USD
View
B+
Retailer 12
-
HK$53,988 HKD
£5,418 GBP
View
Most Expensive
B
NZ Jewellers
f6b7fb72-3c8f-4f14-bdc9-cf0d769c8b9b · Oct 30
HK$59,058 HKD
$7,527 USD
View
12 more retailers have this diamond
Prices start from HK$25,730 HKDSave up to HK$33,327 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
1.63ct Heart
HK$25,730 HKD