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Heart|Natural|GIA

0.70ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 5566605424

Certificate GIA 5566605424

Diamond specifications and retailer prices

From £451 GBP
As of November 6, 2026
Save £678 GBP (60%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,129 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.7ct natural heart diamond

This 0.7ct natural heart sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5566605424. Listed at 9 retailers as of November 2, 2026, with prices from £451 to £1,129, a £678 spread on the same certified stone. MOH London lists it at £1,129. 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

0.70
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5566605424
Dimensions5.72 × 6.10 × 3.17 mm
L/W Ratio1.07
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Cloud
Top View
5.72 mm6.10 mm0.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5566605424
Side View
Table 65.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 52.0%

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: £1,129 GBP|Low: £350 GBP|High: £1,152 GBP|Avg: £641 GBP|-2.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8£451 GBP
Retailer 10£483 GBP
Retailer 4£508 GBP
Retailer 6£564 GBP
Retailer 9£564 GBP
Retailer 7£587 GBP
Retailer 5£596 GBP
Retailer 2£645 GBP
Retailer 3£668 GBP
MOH London£1,129 GBP

13 data points across 10 retailers

9 retailers£451 GBP to £1,129 GBP

A
Cheapest Retailer
-
£451 GBP
Final sale: no returns
B+
Retailer 2
-
£508 GBP
View
B+
Retailer 3
-
£564 GBP
View
B+
Retailer 4
-
£564 GBP
View
B+
Retailer 5
-
£587 GBP
View
B+
Retailer 6
-
£596 GBP
View
B+
Retailer 7
-
£645 GBP
View
B+
Retailer 8
-
£668 GBP
View
Most Expensive
B
MOH London
656337C97 · Nov 2
£1,129 GBP
View
8 more retailers have this diamond
Prices start from £451 GBPSave up to £678 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
0.70ct Heart
£451 GBP