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Heart|Natural|GIA

1.05ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 2241025670

Certificate GIA 2241025670

Diamond specifications and retailer prices

From $2,148 SGD
As of November 6, 2026
Save $3,972 SGD (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,120 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.05ct natural heart diamond

This 1.05ct natural heart sits in the classic one-carat band, graded E 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 2241025670. Listed at 10 retailers as of November 5, 2026, with prices from $2,148 to $6,120, a $3,972 spread on the same certified stone. NZ Jewellers lists it at $6,120. 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

1.05
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle39.23°
OriginNatural
Grading LabGIA
CertificateGIA 2241025670
Dimensions6.14 × 6.99 × 3.68 mm
L/W Ratio1.14
Key to symbols
Crystal, Needle
Top View
6.14 mm6.99 mm1.05 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2241025670
Side View
Table 58.0%CrownGirdle: STK-VTKPavilion 39.23°Culet: NoneDepth 59.9%

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: $6,120 SGD|Low: $2,148 SGD|High: $6,766 SGD|Avg: $3,713 SGD|-9.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$2,148 SGD
Retailer 4$2,620 SGD
Retailer 8$2,727 SGD
Retailer 7$2,927 SGD
Retailer 2$2,993 SGD
Retailer 6$3,062 SGD
Retailer 10$3,305 SGD
Retailer 5$4,454 SGD
Retailer 3$5,114 SGD
NZ Jewellers$6,120 SGD

40 data points across 10 retailers

10 retailers$2,148 SGD to $6,120 SGD

A
Cheapest Retailer
-
$2,148 SGD
A
Retailer 2
-
$2,620 SGD
View
A
Retailer 3
-
$2,727 SGD
View
A
Retailer 4
-
$2,927 SGD
View
A
Retailer 5
-
$2,993 SGD
View
B+
Retailer 6
-
$3,062 SGD
View
B+
Retailer 7
-
$3,305 SGD
View
B+
Retailer 8
-
$4,454 SGD
View
B
Retailer 9
-
$5,114 SGD
View
Most Expensive
B
NZ Jewellers
cbbc0d21-a428-4991-ba5d-51ae227ac0d0 · Nov 5
$6,120 SGD
$4,775 USD
View
9 more retailers have this diamond
Prices start from $2,148 SGDSave up to $3,972 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
1.05ct Heart
$2,148 SGD