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Heart|Natural|GIA

1.02ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 6561401753

Certificate GIA 6561401753

Diamond specifications and retailer prices

From $1,656 SGD
As of November 6, 2026
Save $2,389 SGD (59%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,045 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.02ct natural heart diamond

This 1.02ct natural heart sits in the classic one-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 6561401753. Listed at 11 retailers as of November 2, 2026, with prices from $1,656 to $4,045, a $2,389 spread on the same certified stone. MOH London lists it at $4,045. 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

1.02
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561401753
Dimensions5.92 × 6.94 × 4.08 mm
L/W Ratio1.17
Girdle conditionFaceted
Top View
5.92 mm6.94 mm1.02 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561401753
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 58.8%

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 6
Current: $4,045 SGD|Low: $1,640 SGD|High: $4,152 SGD|Avg: $2,530 SGD|-2.6%
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 8$1,656 SGD
Retailer 7$2,116 SGD
Retailer 9$2,130 SGD
Retailer 2$2,239 SGD
Retailer 5$2,240 SGD
Retailer 4$2,303 SGD
Retailer 11$2,384 SGD
Retailer 10$2,486 SGD
Retailer 6$2,818 SGD
Retailer 3$3,440 SGD
MOH London$4,045 SGD

17 data points across 11 retailers

11 retailers$1,656 SGD to $4,045 SGD

A
Cheapest Retailer
-
$1,656 SGD
B+
Retailer 2
-
$2,116 SGD
View
B+
Retailer 3
-
$2,130 SGD
View
Final sale: no returns
B+
Retailer 4
-
$2,239 SGD
View
B+
Retailer 5
-
$2,240 SGD
View
B+
Retailer 6
-
$2,303 SGD
View
B+
Retailer 7
-
$2,384 SGD
View
B+
Retailer 8
-
$2,486 SGD
View
B+
Retailer 9
-
$2,818 SGD
View
B
Retailer 10
-
$3,440 SGD
View
Most Expensive
B
MOH London
5AEAB6B3D · Nov 2
$4,045 SGD
£2,485 GBP
View
10 more retailers have this diamond
Prices start from $1,656 SGDSave up to $2,389 SGD

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
1.02ct Heart
$1,656 SGD