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Heart|Natural|GIA

1.01ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 6552654200

Certificate GIA 6552654200

Diamond specifications and retailer prices

From £817 GBP
As of November 4, 2026
Save £537 GBP (40%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,353 GBP at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.01ct natural heart diamond

This 1.01ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552654200. Listed at 10 retailers as of November 4, 2026, with prices from £817 to £1,353, a £537 spread on the same certified stone. Wholesale Diamonds Direct lists it at £1,353. 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

1.01
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.22°
Pavilion angle39.58°
OriginNatural
Grading LabGIA
CertificateGIA 6552654200
Dimensions5.98 × 7.03 × 4.15 mm
L/W Ratio1.18
Culet sizeNone
Top View
5.98 mm7.03 mm1.01 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552654200
Side View
Table 59.0%Crown 36.22°Girdle: MED-THKPavilion 39.58°Culet: NoneDepth 59.0%

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 4
Current: £997 GBP|Low: £817 GBP|High: £1,489 GBP|Avg: £1,012 GBP|+7.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 6, 2026
Retailer 6£817 GBP
Retailer 5£844 GBP
Retailer 2£858 GBP
Retailer 8£890 GBP
Retailer 4£920 GBP
Retailer 1£997 GBP
Retailer 7£1,004 GBP
Retailer 3£1,025 GBP
Wholesale Diamonds Direct£1,353 GBP

38 data points across 9 retailers

10 retailers£817 GBP to £1,353 GBP

A
Cheapest Retailer
-
£817 GBP
A
Retailer 2
-
£844 GBP
View
A
Retailer 3
-
£858 GBP
View
A
Retailer 4
-
£890 GBP
View
A
Retailer 5
-
£920 GBP
View
B+
Retailer 6
-
£997 GBP
View
A
Retailer 7
-
£1,004 GBP
View
A
Retailer 8
-
£1,025 GBP
View
B+
Retailer 9
-
£1,123 GBP
View
Most Expensive
B+
Wholesale Diamonds Direct
419410466 · Nov 6
£1,353 GBP
$1,811 USD
View
9 more retailers have this diamond
Prices start from £817 GBPSave up to £537 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
£817 GBP