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Heart|Natural|GIA

1.04ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 6187752391

Certificate GIA 6187752391

Diamond specifications and retailer prices

From $3,439 SGD
As of November 5, 2026
Save $2,240 SGD (39%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,679 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.04ct natural heart diamond

This 1.04ct 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 6187752391. Listed at 5 retailers as of November 4, 2026, with prices from $3,439 to $5,679, a $2,240 spread on the same certified stone. MOH London lists it at $5,679. 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

1.04
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6187752391
Dimensions6.12 × 5.74 × 2.99 mm
L/W Ratio1.07
Top View
6.12 mm5.74 mm1.04 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6187752391
Side View
Table 67.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 52.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $5,679 SGD|Low: $3,340 SGD|High: $5,763 SGD|Avg: $4,140 SGD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$3,439 SGD
Retailer 4$3,641 SGD
Retailer 2$3,795 SGD
MOH London$5,679 SGD

43 data points across 4 retailers

5 retailers$3,439 SGD to $5,679 SGD

B
Cheapest Retailer
-
$3,439 SGD
B
Retailer 2
-
$3,454 SGD
View
Retailer 3
-
$3,641 SGD
View
Price last confirmed 30 days ago
B
Retailer 4
-
$3,795 SGD
View
Most Expensive
B
MOH London
C4CD50FBA · Nov 4
$5,679 SGD
£3,489 GBP
View
4 more retailers have this diamond
Prices start from $3,439 SGDSave up to $2,240 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.

B
1.04ct Heart
$3,439 SGD