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Heart|Natural|GIA

1.00ct D SI1 Heart Natural Diamond

ID • D/SI1 • GIA 5553498942

Certificate GIA 5553498942

Diamond specifications and retailer prices

From $2,040 USD
As of November 6, 2026
Save $3,791 USD (65%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,831 USD 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 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 5553498942. Listed at 16 retailers as of November 5, 2026, with prices from $2,040 to $5,831, a $3,791 spread on the same certified stone. NZ Jewellers lists it at $5,831. 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
D
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5553498942
Dimensions5.71 × 6.88 × 4.18 mm
L/W Ratio1.20
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Knot, Feather
Top View
5.71 mm6.88 mm1.00 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5553498942
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 60.7%

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: $5,831 USD|Low: $1,925 USD|High: $5,831 USD|Avg: $2,994 USD|+1.0%
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
Retailer 20
November 6, 2026
Retailer 8$2,040 USD
Retailer 7$2,182 USD
Retailer 6$2,310 USD
Retailer 17$2,527 USD
Retailer 19$2,527 USD
Retailer 18$2,643 USD
Retailer 10$2,660 USD
Retailer 12$2,674 USD
Retailer 11$2,690 USD
Retailer 2$2,705 USD
Retailer 20$2,747 USD
Retailer 3$2,900 USD
Retailer 4$2,900 USD
Retailer 16$2,915 USD
Retailer 5$2,990 USD
Retailer 9$3,181 USD
Retailer 13$3,246 USD
Retailer 14$3,404 USD
Retailer 15$4,885 USD
NZ Jewellers$5,831 USD

27 data points across 20 retailers

16 retailers$2,040 USD to $5,831 USD

A
Cheapest Retailer
-
$2,040 USD
A
Retailer 2
-
$2,182 USD
View
B+
Retailer 3
-
$2,527 USD
View
B+
Retailer 4
-
$2,643 USD
View
B+
Retailer 5
-
$2,660 USD
View
B+
Retailer 6
-
$2,705 USD
View
B+
Retailer 7
-
$2,747 USD
View
B+
Retailer 8
-
$2,900 USD
View
B+
Retailer 9
-
$2,900 USD
View
B+
Retailer 10
-
$2,915 USD
View
B+
Retailer 11
-
$2,990 USD
View
B+
Retailer 12
-
$3,181 USD
View
B+
Retailer 13
-
$3,246 USD
View
B
Retailer 14
-
$3,404 USD
View
B
Retailer 15
-
$4,885 USD
View
Most Expensive
B
NZ Jewellers
5ea2b3d2-342e-4772-8662-0e790b0f8bca · Nov 5
$5,831 USD
View
15 more retailers have this diamond
Prices start from $2,040 USDSave up to $3,791 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.

A
1.00ct Heart
$2,040 USD