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Heart|Natural|GIA

1.48ct J SI2 Heart Natural Diamond

ID • J/SI2 • GIA 2235718677

Certificate GIA 2235718677

Diamond specifications and retailer prices

From £1,749 GBP
$2,343 USD
As of November 1, 2026
Save £1,907 GBP (52%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,656 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.48ct natural heart diamond

This 1.48ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2235718677. Listed at 6 retailers as of October 30, 2026, with prices from £1,749 to £3,656, a £1,907 spread on the same certified stone. NZ Jewellers lists it at £3,656. 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

1.48
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.59°
Pavilion angle42.01°
OriginNatural
Grading LabGIA
CertificateGIA 2235718677
Dimensions6.92 × 7.96 × 4.77 mm
L/W Ratio1.15
Girdle conditionThick
Key to symbols
Crystal, Feather, Cavity, Needle
Top View
6.92 mm7.96 mm1.48 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2235718677
Side View
Table 61.0%Crown 36.59°Girdle: MED-THKPavilion 42.01°Culet: NoneDepth 59.9%

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 1
Current: £3,656 GBP|Low: £1,749 GBP|High: £3,656 GBP|Avg: £2,284 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5£1,749 GBP
Retailer 2£1,752 GBP
Retailer 4£1,829 GBP
Retailer 6£1,855 GBP
Retailer 9£2,033 GBP
Retailer 7£2,077 GBP
Retailer 8£2,276 GBP
Retailer 3£3,063 GBP
NZ Jewellers£3,656 GBP

29 data points across 9 retailers

6 retailers£1,749 GBP to £3,656 GBP

A
Cheapest Retailer
-
£1,749 GBP
$2,343 USD
A
Retailer 2
-
£1,752 GBP
View
A
Retailer 3
-
£1,829 GBP
$2,451 USD
View
A
Retailer 4
-
£1,855 GBP
$2,485 USD
View
B+
Retailer 5
-
£3,063 GBP
View
Most Expensive
B
NZ Jewellers
a1f45cad-759d-40a2-b2c0-5d3fe732375a · Oct 30
£3,656 GBP
$4,898 USD
View
5 more retailers have this diamond
Prices start from £1,749 GBPSave up to £1,907 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
1.48ct Heart
£1,749 GBP