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Heart|Natural|GIA

0.30ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 5242056015

Certificate GIA 5242056015

Diamond specifications and retailer prices

From €317 EUR
$356 USD
As of November 1, 2026
Save €415 EUR (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €733 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 0.3ct natural heart diamond

This 0.3ct natural heart sits in the sub-half-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 5242056015. Listed at 16 retailers as of November 1, 2026, with prices from €317 to €733, a €415 spread on the same certified stone. MOH London lists it at €733. 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

0.30
Carat
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5242056015
Dimensions4.07 × 4.33 × 2.74 mm
L/W Ratio1.06
Culet sizeNone
Key to symbols
Twinning Wisp, Cavity, Feather
Top View
4.07 mm4.33 mm0.30 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5242056015
Side View
Table 60.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 63.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €733 EUR|Low: €300 EUR|High: €1,215 EUR|Avg: €520 EUR|-0.2%
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 2, 2026
Retailer 5€317 EUR
Retailer 14€333 EUR
Retailer 12€354 EUR
Retailer 10€366 EUR
Retailer 7€411 EUR
Retailer 6€427 EUR
Retailer 9€435 EUR
Retailer 3€446 EUR
Retailer 8€492 EUR
Retailer 11€508 EUR
Retailer 2€528 EUR
Retailer 13€649 EUR
MOH London€733 EUR
Retailer 4€1,215 EUR

45 data points across 14 retailers

16 retailers€317 EUR to €733 EUR

B+
Cheapest Retailer
-
€317 EUR
$356 USD
B+
Retailer 2
-
€333 EUR
SGD 505 SGD
View
B+
Retailer 3
-
€341 EUR
$383 USD
View
B+
Retailer 4
-
€354 EUR
$397 USD
View
B+
Retailer 5
-
€366 EUR
$410 USD
View
B
Retailer 6
-
€411 EUR
£363 GBP
View
B
Retailer 7
-
€427 EUR
$479 USD
View
B
Retailer 8
-
€434 EUR
$486 USD
View
B
Retailer 9
-
€435 EUR
£384 GBP
View
B
Retailer 10
-
€446 EUR
$500 USD
View
B
Retailer 11
-
€459 EUR
$515 USD
View
B
Retailer 12
-
€492 EUR
ZAR 8,907 ZAR
View
Retailer 13
-
€508 EUR
A$876 AUD
View
Price last confirmed 30 days ago
B
Retailer 14
-
€528 EUR
View
Most Expensive
B
MOH London
E1975C077 · Nov 2
€733 EUR
£647 GBP
View
14 more retailers have this diamond
Prices start from €317 EURSave up to €415 EUR

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.

B+
0.30ct Heart
€317 EUR