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Heart|Natural|GIA

1.01ct D SI2 Heart Natural Diamond

VG • D/SI2 • GIA 6291015340

Certificate GIA 6291015340

Diamond specifications and retailer prices

From £1,225 GBP
As of November 6, 2026
Save £2,708 GBP (69%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £3,933 GBP at Adiamor · As of November 5, 2026
View at Adiamor

About this 1.01ct natural heart diamond

This 1.01ct natural heart sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 6291015340. Listed at 17 retailers as of November 5, 2026, with prices from £1,225 to £3,933, a £2,708 spread on the same certified stone. Adiamor lists it at £3,933. 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
D
Colour
SI2
Clarity
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6291015340
Dimensions5.47 × 6.56 × 4.31 mm
L/W Ratio1.20
Top View
5.47 mm6.56 mm1.01 ctD / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6291015340
Side View
Table 56.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 65.7%

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 6
Current: £1,225 GBP|Low: £1,225 GBP|High: £3,071 GBP|Avg: £1,813 GBP|-3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1£1,225 GBP
Retailer 6£1,252 GBP
Retailer 9£1,536 GBP
Retailer 8£1,599 GBP
Retailer 2£1,703 GBP
Retailer 3£1,743 GBP
Retailer 7£1,869 GBP
Retailer 4£1,882 GBP
Retailer 5£3,027 GBP

32 data points across 9 retailers

17 retailers£1,225 GBP to £3,933 GBP

A
Cheapest Retailer
-
£1,225 GBP
A
Retailer 2
-
£1,252 GBP
View
B+
Retailer 3
-
£1,536 GBP
View
B+
Retailer 4
-
£1,599 GBP
View
Final sale: no returns
B+
Retailer 5
-
£1,703 GBP
View
B+
Retailer 6
-
£1,733 GBP
View
Retailer 7
-
£1,733 GBP
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£1,743 GBP
View
B+
Retailer 9
-
£1,812 GBP
View
B+
Retailer 10
-
£1,836 GBP
View
B+
Retailer 11
-
£1,869 GBP
View
B+
Retailer 12
-
£1,882 GBP
View
B+
Retailer 13
-
£1,883 GBP
View
B
Retailer 14
-
£1,999 GBP
View
B
Retailer 15
-
£3,027 GBP
View
B
Retailer 16
-
£3,621 GBP
View
Most Expensive
B
Adiamor
D-64684384 · Nov 5
£3,933 GBP
$5,264 USD
View
16 more retailers have this diamond
Prices start from £1,225 GBPSave up to £2,708 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
1.01ct Heart
£1,225 GBP