CaratHunter
Plans
Heart|Natural|GIA

0.46ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 5553740075

Certificate GIA 5553740075

Diamond specifications and retailer prices

From £312 GBP
$418 USD
As of November 1, 2026
Save £408 GBP (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £720 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.46ct natural heart diamond

This 0.46ct natural heart sits in the sub-half-carat band, graded H 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 5553740075. Listed at 16 retailers as of November 1, 2026, with prices from £312 to £720, a £408 spread on the same certified stone. MOH London lists it at £720. 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

0.46
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553740075
Dimensions4.72 × 5.38 × 3.15 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
4.72 mm5.38 mm0.46 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553740075
Side View
Table 62.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.5%

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: Nov 1
Current: £720 GBP|Low: £312 GBP|High: £1,247 GBP|Avg: £501 GBP|-5.0%
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
Retailer 15
November 2, 2026
Retailer 11£312 GBP
Retailer 5£340 GBP
Retailer 7£340 GBP
Retailer 6£344 GBP
Retailer 12£360 GBP
Retailer 3£363 GBP
Retailer 10£386 GBP
Retailer 9£391 GBP
Retailer 4£454 GBP
Retailer 13£474 GBP
Retailer 8£476 GBP
Retailer 14£489 GBP
Retailer 2£631 GBP
MOH London£720 GBP
Retailer 15£1,208 GBP

26 data points across 15 retailers

16 retailers£312 GBP to £720 GBP

A
Cheapest Retailer
-
£312 GBP
$418 USD
A
Retailer 2
-
£340 GBP
$455 USD
View
A
Retailer 3
-
£340 GBP
$455 USD
View
A
Retailer 4
-
£344 GBP
SGD 623 SGD
View
A
Retailer 5
-
£360 GBP
$482 USD
View
A
Retailer 6
-
£363 GBP
$487 USD
View
B+
Retailer 7
-
£386 GBP
View
B+
Retailer 8
-
£391 GBP
View
B+
Retailer 9
-
£454 GBP
$608 USD
View
B+
Retailer 10
-
£474 GBP
$635 USD
View
B+
Retailer 11
-
£476 GBP
€608 EUR
View
B+
Retailer 12
-
£489 GBP
ZAR 10,578 ZAR
View
Retailer 13
-
£530 GBP
A$1,092 AUD
View
Price last confirmed 32 days ago
B
Retailer 14
-
£631 GBP
View
Most Expensive
B
MOH London
9625F301D · Nov 1
£720 GBP
View
14 more retailers have this diamond
Prices start from £312 GBPSave up to £408 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
0.46ct Heart
£312 GBP