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Heart|Natural|GIA

1.00ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 6375923973

Certificate GIA 6375923973

Diamond specifications and retailer prices

From $1,780 SGD
As of November 6, 2026
Save $4,381 SGD (71%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,161 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6375923973. Listed at 16 retailers as of November 5, 2026, with prices from $1,780 to $6,161, a $4,381 spread on the same certified stone. NZ Jewellers lists it at $6,161. 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

1.00
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6375923973
Dimensions6.07 × 6.39 × 3.81 mm
L/W Ratio1.05
Top View
6.07 mm6.39 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6375923973
Side View
Table 61.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 59.6%

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: $1,780 SGD|Low: $1,713 SGD|High: $4,479 SGD|Avg: $2,724 SGD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1$1,780 SGD
Retailer 6$1,820 SGD
Retailer 7$2,331 SGD
Retailer 3$2,534 SGD
Retailer 8$2,643 SGD
Retailer 4$2,743 SGD
Retailer 2$3,431 SGD
Retailer 5$4,414 SGD

41 data points across 8 retailers

16 retailers$1,780 SGD to $6,161 SGD

A
Cheapest Retailer
-
$1,780 SGD
A
Retailer 2
-
$1,820 SGD
View
B+
Retailer 3
-
$2,279 SGD
View
B+
Retailer 4
-
$2,331 SGD
View
Final sale: no returns
Retailer 5
-
$2,526 SGD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$2,526 SGD
View
B+
Retailer 7
-
$2,534 SGD
View
B+
Retailer 8
-
$2,643 SGD
View
B+
Retailer 9
-
$2,702 SGD
View
B+
Retailer 10
-
$2,743 SGD
View
B+
Retailer 11
-
$2,745 SGD
View
B+
Retailer 12
-
$2,914 SGD
View
B+
Retailer 13
-
$3,431 SGD
View
B
Retailer 14
-
$4,414 SGD
View
B
Retailer 15
-
$5,998 SGD
View
Most Expensive
B
NZ Jewellers
71c48646-ad96-43fb-a07b-99bebf6b4dcf · Nov 5
$6,161 SGD
$4,807 USD
View
15 more retailers have this diamond
Prices start from $1,780 SGDSave up to $4,381 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
1.00ct Heart
$1,780 SGD