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Heart|Natural|GIA

1.01ct F SI1 Heart Natural Diamond

ID • F/SI1 • GIA 6542470520

Certificate GIA 6542470520

Diamond specifications and retailer prices

From $3,149 SGD
As of November 4, 2026
Save $4,005 SGD (56%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,154 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural heart diamond

This 1.01ct natural heart sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542470520. Listed at 22 retailers as of November 4, 2026, with prices from $3,149 to $7,154, a $4,005 spread on the same certified stone. NZ Jewellers lists it at $7,154. 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

1.01
Carat
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542470520
Dimensions6.13 × 6.92 × 4.05 mm
L/W Ratio1.13
Top View
6.13 mm6.92 mm1.01 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6542470520
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $7,154 SGD|Low: $2,963 SGD|High: $7,154 SGD|Avg: $4,571 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 10$3,212 SGD
Retailer 7$3,259 SGD
Retailer 11$3,720 SGD
Retailer 9$3,863 SGD
Retailer 12$4,019 SGD
Retailer 2$4,249 SGD
Retailer 3$4,292 SGD
Retailer 8$4,402 SGD
Retailer 4$4,764 SGD
Retailer 5$5,011 SGD
Retailer 6$6,849 SGD
NZ Jewellers$7,154 SGD

45 data points across 12 retailers

22 retailers$3,149 SGD to $7,154 SGD

B+
Cheapest Retailer
-
$3,149 SGD
B+
Retailer 2
-
$3,212 SGD
View
B+
Retailer 3
-
$3,259 SGD
View
Final sale: no returns
B+
Retailer 4
-
$3,290 SGD
View
B+
Retailer 5
-
$3,720 SGD
View
B+
Retailer 6
-
$3,756 SGD
View
B+
Retailer 7
-
$3,799 SGD
View
B+
Retailer 8
-
$3,863 SGD
View
B
Retailer 9
-
$4,019 SGD
View
B
Retailer 10
-
$4,038 SGD
View
B
Retailer 11
-
$4,038 SGD
View
B
Retailer 12
-
$4,229 SGD
View
B
Retailer 13
-
$4,229 SGD
View
B+
Retailer 14
-
$4,249 SGD
View
B
Retailer 15
-
$4,292 SGD
View
B
Retailer 16
-
$4,370 SGD
View
Retailer 17
-
$4,402 SGD
View
Price last confirmed 34 days ago
Retailer 18
-
$4,764 SGD
View
Price last confirmed 15 days ago
B
Retailer 19
-
$4,819 SGD
View
B
Retailer 20
-
$5,011 SGD
View
B
Retailer 21
-
$6,849 SGD
View
Most Expensive
B
NZ Jewellers
adaa741c-bc2a-48b1-9cbc-5518ab279221 · Nov 5
$7,154 SGD
$5,582 USD
View
21 more retailers have this diamond
Prices start from $3,149 SGDSave up to $4,005 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+
1.01ct Heart
$3,149 SGD