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Heart|Natural|GIA

0.90ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 7551117623

Certificate GIA 7551117623

Diamond specifications and retailer prices

From $929 SGD
$727 USD
As of October 31, 2026
Save $2,230 SGD (71%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,159 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551117623. Listed at 4 retailers as of October 30, 2026, with prices from $929 to $3,159, a $2,230 spread on the same certified stone. NZ Jewellers lists it at $3,159. 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

0.90
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551117623
Dimensions5.75 × 6.55 × 3.83 mm
L/W Ratio1.14
Key to symbols
Twinning Wisp
Top View
5.75 mm6.55 mm0.90 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7551117623
Side View
Table 57.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $3,159 SGD|Low: $805 SGD|High: $3,658 SGD|Avg: $1,877 SGD|-13.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 4$929 SGD
Retailer 3$1,235 SGD
Retailer 5$1,792 SGD
Retailer 2$1,844 SGD
Retailer 6$1,951 SGD
NZ Jewellers$3,159 SGD

20 data points across 6 retailers

4 retailers$929 SGD to $3,159 SGD

A
Cheapest Retailer
-
$929 SGD
$727 USD
Final sale: no returns
A
Retailer 2
-
$1,235 SGD
$966 USD
View
B
Retailer 3
-
$1,844 SGD
£1,136 GBP
View
Most Expensive
B
NZ Jewellers
0596bc72-2a96-4a88-9e9e-a48f0f12c6c7 · Oct 30
$3,159 SGD
$2,471 USD
View
3 more retailers have this diamond
Prices start from $929 SGDSave up to $2,230 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
0.90ct Heart
$929 SGD