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Heart|Natural|GIA

0.90ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 6541270681

Certificate GIA 6541270681

Diamond specifications and retailer prices

From £559 GBP
$749 USD
As of October 31, 2026
Save £439 GBP (44%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £998 GBP at GemTrove · As of November 2, 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 H 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 6541270681. Listed at 6 retailers as of October 31, 2026, with prices from £559 to £998, a £439 spread on the same certified stone. GemTrove lists it at £998. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541270681
Dimensions5.60 × 6.66 × 4.05 mm
L/W Ratio1.19
Top View
5.60 mm6.66 mm0.90 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541270681
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 60.8%

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: Oct 31
Current: £998 GBP|Low: £528 GBP|High: £998 GBP|Avg: £692 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 5£559 GBP
Retailer 6£561 GBP
Retailer 3£609 GBP
Retailer 4£628 GBP
Retailer 2£660 GBP
GemTrove£998 GBP

40 data points across 6 retailers

6 retailers£559 GBP to £998 GBP

A
Cheapest Retailer
-
£559 GBP
$749 USD
Final sale: no returns
A
Retailer 2
-
£561 GBP
MYR 3,061 MYR
View
A
Retailer 3
-
£609 GBP
$816 USD
View
A
Retailer 4
-
£628 GBP
SGD 1,138 SGD
View
A
Retailer 5
-
£660 GBP
View
Most Expensive
B+
GemTrove
GT-N-01266251-98 · Nov 2
£998 GBP
A$2,058 AUD
View
5 more retailers have this diamond
Prices start from £559 GBPSave up to £439 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
£559 GBP