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Heart|Natural|GIA

0.30ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 1488569976

Certificate GIA 1488569976

Diamond specifications and retailer prices

From £285 GBP
$382 USD
As of October 29, 2026
Save £490 GBP (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £775 GBP at MOH London · As of October 26, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1488569976. Listed at 15 retailers as of October 26, 2026, with prices from £285 to £775, a £490 spread on the same certified stone. MOH London lists it at £775. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.84°
Pavilion angle38.95°
OriginNatural
Grading LabGIA
CertificateGIA 1488569976
Dimensions4.19 × 4.71 × 2.64 mm
L/W Ratio1.12
Culet sizeNone
Top View
4.19 mm4.71 mm0.30 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1488569976
Side View
Table 62.0%Crown 37.84°Girdle: MED-THKPavilion 38.95°Culet: NoneDepth 56.0%

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 29
Current: £775 GBP|Low: £343 GBP|High: £1,314 GBP|Avg: £510 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 9£343 GBP
Retailer 11£365 GBP
Retailer 6£368 GBP
Retailer 5£369 GBP
Retailer 7£378 GBP
Retailer 2£380 GBP
Retailer 10£396 GBP
Retailer 3£445 GBP
Retailer 4£470 GBP
MOH London£775 GBP
Retailer 8£1,314 GBP

34 data points across 11 retailers

15 retailers£285 GBP to £775 GBP

A
Cheapest Retailer
-
£285 GBP
$382 USD
B+
Retailer 2
-
£343 GBP
$459 USD
View
B+
Retailer 3
-
£365 GBP
$489 USD
View
B+
Retailer 4
-
£368 GBP
$493 USD
View
B+
Retailer 5
-
£369 GBP
$495 USD
View
B+
Retailer 6
-
£369 GBP
$495 USD
View
B+
Retailer 7
-
£380 GBP
View
B+
Retailer 8
-
£396 GBP
$530 USD
View
B+
Retailer 9
-
£396 GBP
$530 USD
View
B+
Retailer 10
-
£396 GBP
$530 USD
View
B+
Retailer 11
-
£403 GBP
$540 USD
View
B
Retailer 12
-
£441 GBP
$591 USD
View
B
Retailer 13
-
£470 GBP
View
Most Expensive
B
MOH London
022970029 · Oct 26
£775 GBP
View
13 more retailers have this diamond
Prices start from £285 GBPSave up to £490 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
0.30ct Heart
£285 GBP