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Heart|Natural|GIA

0.42ct I VS2 Heart Natural Diamond

EX • I/VS2 • GIA 6512436433

Certificate GIA 6512436433

Diamond specifications and retailer prices

From £341 GBP
$457 USD
As of October 31, 2026
Save £491 GBP (59%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £832 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.42ct natural heart diamond

This 0.42ct natural heart sits in the sub-half-carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6512436433. Listed at 14 retailers as of October 31, 2026, with prices from £341 to £832, a £491 spread on the same certified stone. MOH London lists it at £832. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.42
Carat
I
Colour
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle42°
OriginNatural
Grading LabGIA
CertificateGIA 6512436433
Dimensions4.36 × 5.20 × 3.09 mm
L/W Ratio1.19
Top View
4.36 mm5.20 mm0.42 ctI / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6512436433
Side View
Table 59.0%Crown 35°Girdle: STK-VTKPavilion 42°Culet: NoneDepth 59.5%

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: Oct 31
Current: £832 GBP|Low: £320 GBP|High: £1,381 GBP|Avg: £488 GBP|+11.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 4£341 GBP
Retailer 6£351 GBP
Retailer 3£360 GBP
Retailer 13£388 GBP
Retailer 14£388 GBP
Retailer 7£416 GBP
Retailer 2£450 GBP
Retailer 11£508 GBP
Retailer 12£511 GBP
Retailer 5£512 GBP
Retailer 9£559 GBP
Retailer 10£732 GBP
MOH London£832 GBP
Retailer 8£1,381 GBP

39 data points across 14 retailers

14 retailers£341 GBP to £832 GBP

A
Cheapest Retailer
-
£341 GBP
$457 USD
A
Retailer 2
-
£360 GBP
$483 USD
View
B+
Retailer 3
-
£388 GBP
$520 USD
View
B+
Retailer 4
-
£388 GBP
$520 USD
View
B+
Retailer 5
-
£416 GBP
$557 USD
View
Retailer 6
-
£447 GBP
$599 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
£450 GBP
View
B+
Retailer 8
-
£508 GBP
$681 USD
View
B+
Retailer 9
-
£511 GBP
$685 USD
View
Retailer 10
-
£512 GBP
A$1,056 AUD
View
Price last confirmed 28 days ago
B
Retailer 11
-
£559 GBP
ZAR 12,100 ZAR
View
B
Retailer 12
-
£732 GBP
View
Most Expensive
B
MOH London
BDB8E672F · Nov 1
£832 GBP
View
12 more retailers have this diamond
Prices start from £341 GBPSave up to £491 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
0.42ct Heart
£341 GBP