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Heart|Natural|GIA

1.01ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 7558153705

Certificate GIA 7558153705

Diamond specifications and retailer prices

From $3,240 SGD
As of November 6, 2026
Save $4,037 SGD (55%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $7,277 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 D 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 7558153705. Listed at 25 retailers as of November 5, 2026, with prices from $3,240 to $7,277, a $4,037 spread on the same certified stone. NZ Jewellers lists it at $7,277. 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
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.23°
Pavilion angle39.3°
OriginNatural
Grading LabGIA
CertificateGIA 7558153705
Dimensions5.74 × 6.85 × 4.23 mm
L/W Ratio1.19
Key to symbols
Feather, Pinpoint
Top View
5.74 mm6.85 mm1.01 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558153705
Side View
Table 57.0%Crown 37.23°Girdle: THK-VTKPavilion 39.3°Culet: NoneDepth 61.7%

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 6
Current: $7,277 SGD|Low: $3,214 SGD|High: $7,277 SGD|Avg: $4,619 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 2$3,240 SGD
Retailer 19$3,248 SGD
Retailer 16$3,714 SGD
Retailer 11$3,854 SGD
Retailer 3$4,027 SGD
Retailer 12$4,051 SGD
Retailer 9$4,168 SGD
Retailer 5$4,177 SGD
Retailer 7$4,177 SGD
Retailer 14$4,322 SGD
Retailer 6$4,337 SGD
Retailer 8$4,473 SGD
Retailer 17$4,473 SGD
Retailer 13$4,521 SGD
Retailer 4$4,819 SGD
Retailer 15$5,097 SGD
Retailer 10$6,288 SGD
Retailer 18$6,983 SGD
NZ Jewellers$7,277 SGD

28 data points across 19 retailers

25 retailers$3,240 SGD to $7,277 SGD

B+
Cheapest Retailer
-
$3,240 SGD
B+
Retailer 2
-
$3,248 SGD
View
B+
Retailer 3
-
$3,567 SGD
View
B+
Retailer 4
-
$3,708 SGD
View
B+
Retailer 5
-
$3,714 SGD
View
B+
Retailer 6
-
$3,854 SGD
View
Final sale: no returns
B+
Retailer 7
-
$4,027 SGD
View
B+
Retailer 8
-
$4,043 SGD
View
B+
Retailer 9
-
$4,051 SGD
View
B+
Retailer 10
-
$4,168 SGD
View
Retailer 11
-
$4,177 SGD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$4,177 SGD
View
B+
Retailer 13
-
$4,322 SGD
View
B
Retailer 14
-
$4,337 SGD
View
B
Retailer 15
-
$4,360 SGD
View
Retailer 16
-
$4,461 SGD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$4,473 SGD
View
B
Retailer 18
-
$4,473 SGD
View
B
Retailer 19
-
$4,521 SGD
View
B
Retailer 20
-
$4,639 SGD
View
B
Retailer 21
-
$4,819 SGD
View
B
Retailer 22
-
$5,097 SGD
View
B
Retailer 23
-
$6,288 SGD
View
B
Retailer 24
-
$6,983 SGD
View
Most Expensive
B
NZ Jewellers
e9303c6e-80d6-408c-a8a0-96f5409b8dca · Nov 5
$7,277 SGD
$5,678 USD
View
24 more retailers have this diamond
Prices start from $3,240 SGDSave up to $4,037 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
$3,240 SGD