CaratHunter
Plans
Heart|Natural|GIA

1.31ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 7396858848

Certificate GIA 7396858848

Diamond specifications and retailer prices

From HK$14,209 HKD
As of November 6, 2026
Save HK$17,722 HKD (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$31,931 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.31ct natural heart diamond

This 1.31ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded J 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 7396858848. Listed at 19 retailers as of November 2, 2026, with prices from HK$14,209 to HK$31,931, a HK$17,722 spread on the same certified stone. MOH London lists it at HK$31,931. 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

1.31
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7396858848
Dimensions6.40 × 5.77 × 4.01 mm
L/W Ratio1.11
Top View
6.40 mm5.77 mm1.31 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7396858848
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.6%

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$31,931 HKD|Low: HK$14,209 HKD|High: HK$32,319 HKD|Avg: HK$20,001 HKD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2HK$14,209 HKD
Retailer 9HK$14,241 HKD
Retailer 3HK$16,819 HKD
Retailer 4HK$17,681 HKD
Retailer 11HK$18,230 HKD
Retailer 10HK$18,512 HKD
Retailer 8HK$19,594 HKD
Retailer 6HK$19,805 HKD
Retailer 7HK$22,243 HKD
Retailer 5HK$22,627 HKD
MOH LondonHK$31,931 HKD

28 data points across 11 retailers

19 retailersHK$14,209 HKD to HK$31,931 HKD

A
Cheapest Retailer
-
HK$14,209 HKD
A
Retailer 2
-
HK$14,241 HKD
View
A
Retailer 3
-
HK$16,466 HKD
View
A
Retailer 4
-
HK$16,819 HKD
View
Final sale: no returns
A
Retailer 5
-
HK$17,681 HKD
View
A
Retailer 6
-
HK$18,222 HKD
View
Retailer 7
-
HK$18,230 HKD
View
Price last confirmed 9 days ago
A
Retailer 8
-
HK$18,512 HKD
View
B+
Retailer 9
-
HK$19,319 HKD
View
B+
Retailer 10
-
HK$19,594 HKD
View
B+
Retailer 11
-
HK$19,774 HKD
View
B+
Retailer 12
-
HK$19,805 HKD
View
B+
Retailer 13
-
HK$20,134 HKD
View
B+
Retailer 14
-
HK$22,243 HKD
View
Retailer 15
-
HK$22,438 HKD
View
Price last confirmed 31 days ago
B+
Retailer 16
-
HK$22,627 HKD
View
B
Retailer 17
-
HK$26,765 HKD
View
B
Retailer 18
-
HK$27,509 HKD
View
Most Expensive
B
MOH London
64FB601DA · Nov 2
HK$31,931 HKD
£3,208 GBP
View
18 more retailers have this diamond
Prices start from HK$14,209 HKDSave up to HK$17,722 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
1.31ct Heart
HK$14,209 HKD