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Heart|Natural|GIA

1.54ct J SI1 Heart Natural Diamond

EX • J/SI1 • GIA 1553934244

Certificate GIA 1553934244

Diamond specifications and retailer prices

From £2,311 GBP
₹294,950 INR
As of November 2, 2026
Save £812 GBP (26%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £3,123 GBP at GemTrove · As of November 2, 2026
View at GemTrove

About this 1.54ct natural heart diamond

This 1.54ct natural heart sits in the one-and-a-half to two carat band, graded J 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 1553934244. Listed at 8 retailers as of November 2, 2026, with prices from £2,311 to £3,123, a £812 spread on the same certified stone. GemTrove lists it at £3,123. 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

1.54
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553934244
Dimensions7.37 × 8.03 × 4.68 mm
L/W Ratio1.09
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Indented Natural
Top View
7.37 mm8.03 mm1.54 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1553934244
Side View
Table 56.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.3%

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 2
Current: £3,123 GBP|Low: £2,307 GBP|High: £3,123 GBP|Avg: £2,769 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2£2,311 GBP
Retailer 4£2,321 GBP
Retailer 3£2,504 GBP
Retailer 6£2,717 GBP
Retailer 5£2,761 GBP
Retailer 7£3,100 GBP
GemTrove£3,123 GBP

39 data points across 7 retailers

8 retailers£2,311 GBP to £3,123 GBP

A
Cheapest Retailer
-
£2,311 GBP
₹294,950 INR
A
Retailer 2
-
£2,321 GBP
$3,110 USD
View
A
Retailer 3
-
£2,504 GBP
View
B+
Retailer 4
-
£2,717 GBP
SGD 4,919 SGD
View
B+
Retailer 5
-
£2,761 GBP
$3,700 USD
View
B+
Retailer 6
-
£2,918 GBP
A$6,015 AUD
View
B+
Retailer 7
-
£3,100 GBP
$4,153 USD
View
Most Expensive
B+
GemTrove
GT-N-01269910-98 · Nov 2
£3,123 GBP
A$6,438 AUD
View
7 more retailers have this diamond
Prices start from £2,311 GBPSave up to £812 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
1.54ct Heart
£2,311 GBP