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Heart|Natural|GIA

0.62ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 6522347645

Certificate GIA 6522347645

Diamond specifications and retailer prices

From £326 GBP
$438 USD
As of November 2, 2026
Save £99 GBP (23%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £426 GBP at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 0.62ct natural heart diamond

This 0.62ct natural heart sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6522347645. Listed at 4 retailers as of October 31, 2026, with prices from £326 to £426, a £99 spread on the same certified stone. Blue Nile lists it at £426. 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

0.62
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6522347645
Dimensions5.34 × 6.01 × 3.43 mm
L/W Ratio1.13
Top View
5.34 mm6.01 mm0.62 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6522347645
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 57.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: £426 GBP|Low: £310 GBP|High: £512 GBP|Avg: £399 GBP|-16.9%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3£326 GBP
Retailer 4£356 GBP
Retailer 2£409 GBP
Blue Nile£426 GBP

39 data points across 4 retailers

4 retailers£326 GBP to £426 GBP

A
Cheapest Retailer
-
£326 GBP
$438 USD
Final sale: no returns
A
Retailer 2
-
£356 GBP
SGD 646 SGD
View
A
Retailer 3
-
£409 GBP
View
Most Expensive
A
Blue Nile
25209703 · Oct 31
£426 GBP
$571 USD
View
3 more retailers have this diamond
Prices start from £326 GBPSave up to £99 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
0.62ct Heart
£326 GBP