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Heart|Natural|GIA

0.33ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 2546553137

Certificate GIA 2546553137

Diamond specifications and retailer prices

From £155 GBP
₹19,757 INR
As of October 31, 2026
Save £352 GBP (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £507 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.33ct natural heart diamond

This 0.33ct natural heart sits in the sub-half-carat band, graded I 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 2546553137. Listed at 11 retailers as of October 31, 2026, with prices from £155 to £507, a £352 spread on the same certified stone. MOH London lists it at £507. 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

0.33
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546553137
Dimensions4.05 × 4.82 × 2.93 mm
L/W Ratio1.19
Top View
4.05 mm4.82 mm0.33 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546553137
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.7%

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: £507 GBP|Low: £154 GBP|High: £994 GBP|Avg: £368 GBP|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3£155 GBP
Retailer 6£219 GBP
Retailer 5£237 GBP
Retailer 4£245 GBP
Retailer 2£278 GBP
Retailer 8£296 GBP
Retailer 10£335 GBP
Retailer 9£450 GBP
MOH London£507 GBP
Retailer 7£994 GBP

43 data points across 10 retailers

11 retailers£155 GBP to £507 GBP

A
Cheapest Retailer
-
£155 GBP
₹19,757 INR
A
Retailer 2
-
£219 GBP
$294 USD
View
B+
Retailer 3
-
£237 GBP
$317 USD
View
B+
Retailer 4
-
£245 GBP
$328 USD
View
B+
Retailer 5
-
£253 GBP
$339 USD
View
B+
Retailer 6
-
£278 GBP
View
B
Retailer 7
-
£296 GBP
$396 USD
View
B
Retailer 8
-
£335 GBP
$449 USD
View
Retailer 9
-
£450 GBP
View
Price last confirmed 33 days ago
Most Expensive
B
MOH London
AB8861853 · Nov 1
£507 GBP
View
9 more retailers have this diamond
Prices start from £155 GBPSave up to £352 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
0.33ct Heart
£155 GBP