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Heart|Natural|GIA

1.01ct F SI1 Heart Natural Diamond

GD • F/SI1 • GIA 5191685995

Certificate GIA 5191685995

Diamond specifications and retailer prices

From £2,295 GBP
As of November 4, 2026
Save £2,700 GBP (54%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,995 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct natural heart diamond

This 1.01ct natural heart sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 5191685995. Listed at 20 retailers as of November 2, 2026, with prices from £2,295 to £4,995, a £2,700 spread on the same certified stone. MOH London lists it at £4,995. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.01
Carat
F
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5191685995
Dimensions6.15 × 5.62 × 3.85 mm
L/W Ratio1.09
Top View
6.15 mm5.62 mm1.01 ctF / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5191685995
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 68.5%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £4,995 GBP|Low: £2,081 GBP|High: £5,054 GBP|Avg: £3,159 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10£2,306 GBP
Retailer 9£2,402 GBP
Retailer 7£2,498 GBP
Retailer 6£2,706 GBP
Retailer 4£3,007 GBP
Retailer 8£3,202 GBP
Retailer 3£3,283 GBP
Retailer 2£3,335 GBP
Retailer 5£3,645 GBP
MOH London£4,995 GBP

45 data points across 10 retailers

20 retailers£2,295 GBP to £4,995 GBP

B
Cheapest Retailer
-
£2,295 GBP
B
Retailer 2
-
£2,306 GBP
View
B
Retailer 3
-
£2,353 GBP
View
B
Retailer 4
-
£2,402 GBP
View
B
Retailer 5
-
£2,498 GBP
View
Final sale: no returns
B
Retailer 6
-
£2,541 GBP
View
B
Retailer 7
-
£2,571 GBP
View
B
Retailer 8
-
£2,600 GBP
View
Retailer 9
-
£2,706 GBP
View
Price last confirmed 9 days ago
B
Retailer 10
-
£2,943 GBP
View
B
Retailer 11
-
£3,007 GBP
View
B
Retailer 12
-
£3,063 GBP
View
B
Retailer 13
-
£3,063 GBP
View
B
Retailer 14
-
£3,160 GBP
View
Retailer 15
-
£3,202 GBP
View
Price last confirmed 34 days ago
B
Retailer 16
-
£3,283 GBP
View
B
Retailer 17
-
£3,335 GBP
View
Retailer 18
-
£3,381 GBP
View
Price last confirmed 15 days ago
B
Retailer 19
-
£3,645 GBP
View
Most Expensive
B
MOH London
CF0BD4048 · Nov 2
£4,995 GBP
View
19 more retailers have this diamond
Prices start from £2,295 GBPSave up to £2,700 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.

B
1.01ct Heart
£2,295 GBP