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Heart|Natural|GIA

1.52ct K SI1 Heart Natural Diamond

ID • K/SI1 • GIA 2556112051

Certificate GIA 2556112051

Diamond specifications and retailer prices

From £1,722 GBP
As of November 6, 2026
Save £868 GBP (34%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,590 GBP at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 1.52ct natural heart diamond

This 1.52ct natural heart sits in the one-and-a-half to two 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 2556112051. Listed at 8 retailers as of November 6, 2026, with prices from £1,722 to £2,590, a £868 spread on the same certified stone. 77 Diamonds lists it at £2,590. 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

1.52
Carat
K
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556112051
Dimensions7.78 × 6.56 × 4.82 mm
L/W Ratio1.19
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
7.78 mm6.56 mm1.52 ctK / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556112051
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £2,590 GBP|Low: £1,722 GBP|High: £2,619 GBP|Avg: £2,013 GBP|+1.4%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5£1,722 GBP
Retailer 10£1,758 GBP
Retailer 6£1,762 GBP
Retailer 8£1,772 GBP
Retailer 7£1,849 GBP
Retailer 9£1,904 GBP
Retailer 3£2,126 GBP
Retailer 4£2,128 GBP
Retailer 2£2,530 GBP
77 Diamonds£2,590 GBP

41 data points across 10 retailers

8 retailers£1,722 GBP to £2,590 GBP

A
Cheapest Retailer
-
£1,722 GBP
A
Retailer 2
-
£1,762 GBP
View
A
Retailer 3
-
£1,772 GBP
View
A
Retailer 4
-
£1,849 GBP
View
A
Retailer 5
-
£2,126 GBP
View
A
Retailer 6
-
£2,128 GBP
View
B+
Retailer 7
-
£2,530 GBP
View
Most Expensive
B+
77 Diamonds
HSMBWMEGGZTH · Nov 6
£2,590 GBP
View
7 more retailers have this diamond
Prices start from £1,722 GBPSave up to £868 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
1.52ct Heart
£1,722 GBP