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Heart|Natural|GIA

0.90ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 1568018740

Certificate GIA 1568018740

Diamond specifications and retailer prices

From £579 GBP
$776 USD
As of November 1, 2026
Save £322 GBP (36%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £901 GBP at GemTrove · As of November 1, 2026
View at GemTrove

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-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 1568018740. Listed at 4 retailers as of November 1, 2026, with prices from £579 to £901, a £322 spread on the same certified stone. GemTrove lists it at £901. 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

0.90
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1568018740
Dimensions5.68 × 6.78 × 4.05 mm
L/W Ratio1.19
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.68 mm6.78 mm0.90 ctJ / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1568018740
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 59.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £901 GBP|Low: £579 GBP|High: £901 GBP|Avg: £682 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3£579 GBP
Retailer 4£594 GBP
Retailer 2£627 GBP
GemTrove£901 GBP

39 data points across 4 retailers

4 retailers£579 GBP to £901 GBP

A
Cheapest Retailer
-
£579 GBP
$776 USD
A
Retailer 2
-
£594 GBP
SGD 1,075 SGD
View
A
Retailer 3
-
£627 GBP
View
Most Expensive
B
GemTrove
GT-N-01266632-98 · Nov 1
£901 GBP
A$1,858 AUD
View
3 more retailers have this diamond
Prices start from £579 GBPSave up to £322 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
0.90ct Heart
£579 GBP