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Heart|Natural|GIA

0.91ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 2386674003

Certificate GIA 2386674003

Diamond specifications and retailer prices

From $1,505 SGD
HK$9,200 HKD
As of November 1, 2026
Save $3,422 SGD (69%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,927 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2386674003. Listed at 19 retailers as of October 30, 2026, with prices from $1,505 to $4,927, a $3,422 spread on the same certified stone. NZ Jewellers lists it at $4,927. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2386674003
Dimensions6.69 × 6.10 × 3.55 mm
L/W Ratio1.10
Top View
6.69 mm6.10 mm0.91 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2386674003
Side View
Table 54.0%CrownGirdle: NULPavilionCulet: NoneDepth 58.2%

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 1
Current: $2,263 SGD|Low: $1,489 SGD|High: $3,582 SGD|Avg: $2,419 SGD|+5.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3$1,505 SGD
Retailer 7$1,864 SGD
Retailer 4$1,873 SGD
Retailer 9$2,129 SGD
Retailer 1$2,263 SGD
Retailer 6$2,618 SGD
Retailer 8$2,636 SGD
Retailer 5$2,979 SGD
Retailer 2$3,539 SGD

43 data points across 9 retailers

19 retailers$1,505 SGD to $4,927 SGD

B+
Cheapest Retailer
-
$1,505 SGD
HK$9,200 HKD
B
Retailer 2
-
$1,864 SGD
$1,458 USD
View
Final sale: no returns
B
Retailer 3
-
$1,873 SGD
$1,465 USD
View
B
Retailer 4
-
$1,873 SGD
$1,465 USD
View
B
Retailer 5
-
$2,020 SGD
$1,580 USD
View
B
Retailer 6
-
$2,020 SGD
$1,580 USD
View
B
Retailer 7
-
$2,100 SGD
View
B
Retailer 8
-
$2,113 SGD
$1,653 USD
View
B
Retailer 9
-
$2,129 SGD
$1,666 USD
View
B
Retailer 10
-
$2,263 SGD
£1,394 GBP
View
B
Retailer 11
-
$2,331 SGD
$1,823 USD
View
B
Retailer 12
-
$2,331 SGD
$1,823 USD
View
B
Retailer 13
-
$2,472 SGD
$1,934 USD
View
B
Retailer 14
-
$2,618 SGD
€1,950 EUR
View
Retailer 15
-
$2,636 SGD
A$3,172 AUD
View
Price last confirmed 27 days ago
B
Retailer 16
-
$2,908 SGD
$2,275 USD
View
B
Retailer 17
-
$2,979 SGD
ZAR 37,650 ZAR
View
B
Retailer 18
-
$3,539 SGD
£2,180 GBP
View
Most Expensive
C
NZ Jewellers
d8672238-7332-4ed4-a283-56bc9538d0f8 · Oct 30
$4,927 SGD
$3,854 USD
View
18 more retailers have this diamond
Prices start from $1,505 SGDSave up to $3,422 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+
0.91ct Heart
$1,505 SGD