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Heart|Natural|GIA

0.91ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 7536506046

Certificate GIA 7536506046

Diamond specifications and retailer prices

From £709 GBP
$951 USD
As of November 2, 2026
Save £526 GBP (43%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,234 GBP 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7536506046. Listed at 6 retailers as of November 2, 2026, with prices from £709 to £1,234, a £526 spread on the same certified stone. GemTrove lists it at £1,234. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7536506046
Dimensions5.75 × 6.79 × 4.03 mm
L/W Ratio1.18
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
5.75 mm6.79 mm0.91 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7536506046
Side View
Table 57.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.4%

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 2
Current: £1,234 GBP|Low: £666 GBP|High: £1,234 GBP|Avg: £887 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 4£709 GBP
Retailer 3£751 GBP
Retailer 6£805 GBP
Retailer 2£805 GBP
Retailer 5£868 GBP
GemTrove£1,234 GBP

40 data points across 6 retailers

6 retailers£709 GBP to £1,234 GBP

A
Cheapest Retailer
-
£709 GBP
$951 USD
Final sale: no returns
A
Retailer 2
-
£751 GBP
$1,008 USD
View
A
Retailer 3
-
£805 GBP
SGD 1,459 SGD
View
A
Retailer 4
-
£805 GBP
View
A
Retailer 5
-
£868 GBP
$1,165 USD
View
Most Expensive
B+
GemTrove
GT-N-01266679-98 · Nov 3
£1,234 GBP
A$2,548 AUD
View
5 more retailers have this diamond
Prices start from £709 GBPSave up to £526 GBP

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
£709 GBP