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Heart|Natural|GIA

0.91ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 6422785889

Certificate GIA 6422785889

Diamond specifications and retailer prices

From $768 SGD
₹57,180 INR
As of October 31, 2026
Save $2,702 SGD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,470 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.91ct natural heart diamond

This 0.91ct 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 6422785889. Listed at 12 retailers as of October 30, 2026, with prices from $768 to $3,470, a $2,702 spread on the same certified stone. NZ Jewellers lists it at $3,470. 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

0.91
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6422785889
Dimensions6.02 × 6.80 × 3.72 mm
L/W Ratio1.13
Top View
6.02 mm6.80 mm0.91 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6422785889
Side View
Table 59.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 54.8%

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: $3,470 SGD|Low: $766 SGD|High: $3,470 SGD|Avg: $1,345 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 1, 2026
Retailer 6$768 SGD
Retailer 11$1,020 SGD
Retailer 3$1,106 SGD
Retailer 8$1,106 SGD
Retailer 10$1,149 SGD
Retailer 4$1,185 SGD
Retailer 7$1,195 SGD
Retailer 9$1,276 SGD
Retailer 12$1,276 SGD
Retailer 5$1,292 SGD
Retailer 2$2,026 SGD
NZ Jewellers$3,470 SGD

45 data points across 12 retailers

12 retailers$768 SGD to $3,470 SGD

A
Cheapest Retailer
-
$768 SGD
₹57,180 INR
B+
Retailer 2
-
$1,020 SGD
$798 USD
View
Final sale: no returns
B+
Retailer 3
-
$1,106 SGD
$865 USD
View
B+
Retailer 4
-
$1,106 SGD
$865 USD
View
B+
Retailer 5
-
$1,149 SGD
$899 USD
View
B+
Retailer 6
-
$1,185 SGD
$927 USD
View
B+
Retailer 7
-
$1,195 SGD
HK$7,300 HKD
View
B+
Retailer 8
-
$1,276 SGD
$998 USD
View
B+
Retailer 9
-
$1,276 SGD
$998 USD
View
B+
Retailer 10
-
$1,292 SGD
£796 GBP
View
B
Retailer 11
-
$2,026 SGD
£1,248 GBP
View
Most Expensive
C
NZ Jewellers
2c7408f0-9f52-4fcb-9dbf-fc06c94a9e56 · Oct 30
$3,470 SGD
$2,714 USD
View
11 more retailers have this diamond
Prices start from $768 SGDSave up to $2,702 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
0.91ct Heart
$768 SGD