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Heart|Natural|GIA

0.91ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 6542970813

Certificate GIA 6542970813

Diamond specifications and retailer prices

From $1,049 SGD
$820 USD
As of November 2, 2026
Save $762 SGD (42%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,811 SGD at GemTrove · As of November 3, 2026
View at GemTrove

About this 0.91ct natural heart diamond

This 0.91ct natural heart sits in the just-under-one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542970813. Listed at 6 retailers as of November 2, 2026, with prices from $1,049 to $1,811, a $762 spread on the same certified stone. GemTrove lists it at $1,811. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542970813
Dimensions6.27 × 6.57 × 3.87 mm
L/W Ratio1.05
Top View
6.27 mm6.57 mm0.91 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6542970813
Side View
Table 56.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.9%

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: Nov 2
Current: $1,811 SGD|Low: $968 SGD|High: $1,811 SGD|Avg: $1,267 SGD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 5$1,049 SGD
Retailer 6$1,055 SGD
Retailer 3$1,145 SGD
Retailer 4$1,184 SGD
Retailer 2$1,187 SGD
GemTrove$1,811 SGD

40 data points across 6 retailers

6 retailers$1,049 SGD to $1,811 SGD

A
Cheapest Retailer
-
$1,049 SGD
$820 USD
Final sale: no returns
A
Retailer 2
-
$1,055 SGD
MYR 3,360 MYR
View
A
Retailer 3
-
$1,145 SGD
$895 USD
View
A
Retailer 4
-
$1,184 SGD
View
A
Retailer 5
-
$1,187 SGD
£731 GBP
View
Most Expensive
B+
GemTrove
GT-N-01266801-98 · Nov 3
$1,811 SGD
A$2,178 AUD
View
5 more retailers have this diamond
Prices start from $1,049 SGDSave up to $762 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
$1,049 SGD