CaratHunter
Plans
Heart|Natural|GIA

0.50ct K SI1 Heart Natural Diamond

EX • K/SI1 • GIA 1548069310

Certificate GIA 1548069310

Diamond specifications and retailer prices

From £241 GBP
As of November 6, 2026
Save £1,030 GBP (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,272 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.5ct natural heart diamond

This 0.5ct natural heart sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1548069310. Listed at 14 retailers as of November 5, 2026, with prices from £241 to £1,272, a £1,030 spread on the same certified stone. NZ Jewellers lists it at £1,272. 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

0.50
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1548069310
Dimensions4.94 × 5.22 × 3.12 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Etch Channel
Top View
4.94 mm5.22 mm0.50 ctK / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1548069310
Side View
Table 57.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 59.7%

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: Nov 6
Current: £1,272 GBP|Low: £241 GBP|High: £1,272 GBP|Avg: £522 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2£241 GBP
Retailer 11£332 GBP
Retailer 3£357 GBP
Retailer 10£357 GBP
Retailer 12£383 GBP
Retailer 5£405 GBP
Retailer 6£408 GBP
Retailer 4£486 GBP
Retailer 9£500 GBP
Retailer 7£514 GBP
Retailer 8£764 GBP
NZ Jewellers£1,272 GBP

29 data points across 12 retailers

14 retailers£241 GBP to £1,272 GBP

A
Cheapest Retailer
-
£241 GBP
B+
Retailer 2
-
£332 GBP
View
B+
Retailer 3
-
£357 GBP
View
Retailer 4
-
£357 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£383 GBP
View
B+
Retailer 6
-
£383 GBP
View
B+
Retailer 7
-
£405 GBP
View
B+
Retailer 8
-
£408 GBP
View
B+
Retailer 9
-
£430 GBP
View
B
Retailer 10
-
£486 GBP
View
B
Retailer 11
-
£500 GBP
View
B
Retailer 12
-
£514 GBP
View
B
Retailer 13
-
£764 GBP
View
Most Expensive
C
NZ Jewellers
6dc33688-f217-46ee-bca8-3c8a88305121 · Nov 5
£1,272 GBP
$1,702 USD
View
13 more retailers have this diamond
Prices start from £241 GBPSave up to £1,030 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
0.50ct Heart
£241 GBP