Heart|Natural|GIA

1.04ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 6187752391

Certificate GIA 6187752391

Diamond specifications and retailer prices

From $2,683 USD
As of November 5, 2026
Save $1,748 USD (39%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,431 USD 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 $2,683 to $4,431, a $1,748 spread on the same certified stone. MOH London lists it at $4,431. 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
Color
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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Price History

Last verified: Nov 5
Current: $4,431 USD|Low: $2,606 USD|High: $4,497 USD|Avg: $3,231 USD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 2$2,683 USD
Retailer 4$2,841 USD
Retailer 3$2,962 USD
MOH London$4,431 USD

42 data points across 4 retailers

5 retailers$2,683 USD to $4,431 USD

B
Cheapest Retailer
-
$2,683 USD
B
Retailer 2
-
$2,695 USD
View
Retailer 3
-
$2,841 USD
View
Price last confirmed 29 days ago
B
Retailer 4
-
$2,962 USD
View
Most Expensive
B
MOH London
C4CD50FBA · Nov 4
$4,431 USD
£3,489 GBP
View
4 more retailers have this diamond
Prices start from $2,683 USDSave up to $1,748 USD

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
$2,683 USD