CaratHunter
Plans
Heart|Natural|GIA

0.72ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 6422946893

Certificate GIA 6422946893

Diamond specifications and retailer prices

From £485 GBP
As of November 5, 2026
Save £1,036 GBP (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,521 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.72ct natural heart diamond

This 0.72ct natural heart sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6422946893. Listed at 10 retailers as of November 5, 2026, with prices from £485 to £1,521, a £1,036 spread on the same certified stone. NZ Jewellers lists it at £1,521. 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

0.72
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.15°
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 6422946893
Dimensions5.61 × 6.10 × 3.57 mm
L/W Ratio1.09
Top View
5.61 mm6.10 mm0.72 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6422946893
Side View
Table 61.0%Crown 38.15°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 58.4%

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 5
Current: £1,521 GBP|Low: £485 GBP|High: £1,521 GBP|Avg: £723 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9£485 GBP
Retailer 8£522 GBP
Retailer 10£560 GBP
Retailer 5£592 GBP
Retailer 2£608 GBP
Retailer 11£624 GBP
Retailer 3£702 GBP
Retailer 4£708 GBP
Retailer 6£724 GBP
Retailer 7£1,118 GBP
NZ Jewellers£1,521 GBP

11 data points across 11 retailers

10 retailers£485 GBP to £1,521 GBP

A
Cheapest Retailer
-
£485 GBP
A
Retailer 2
-
£522 GBP
View
B+
Retailer 3
-
£560 GBP
View
B+
Retailer 4
-
£592 GBP
View
B+
Retailer 5
-
£608 GBP
View
B+
Retailer 6
-
£624 GBP
View
B+
Retailer 7
-
£708 GBP
View
B
Retailer 8
-
£724 GBP
View
B
Retailer 9
-
£1,118 GBP
View
Most Expensive
B
NZ Jewellers
3d0cdede-3db2-45f9-995a-cf6c6caa1a07 · Nov 5
£1,521 GBP
$2,036 USD
View
9 more retailers have this diamond
Prices start from £485 GBPSave up to £1,036 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
0.72ct Heart
£485 GBP