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Heart|Natural|GIA

0.90ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 6545697405

Certificate GIA 6545697405

Diamond specifications and retailer prices

From £533 GBP
₹68,161 INR
As of November 2, 2026
Save £1,779 GBP (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,312 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

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 6545697405. Listed at 17 retailers as of October 30, 2026, with prices from £533 to £2,312, a £1,779 spread on the same certified stone. NZ Jewellers lists it at £2,312. 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 6545697405
Dimensions5.70 × 6.65 × 3.94 mm
L/W Ratio1.17
Top View
5.70 mm6.65 mm0.90 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545697405
Side View
Table 56.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 59.2%

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: £2,312 GBP|Low: £533 GBP|High: £2,312 GBP|Avg: £891 GBP|+24.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 10£533 GBP
Retailer 14£534 GBP
Retailer 3£590 GBP
Retailer 13£659 GBP
Retailer 6£691 GBP
Retailer 15£706 GBP
Retailer 16£715 GBP
Retailer 5£766 GBP
Retailer 7£771 GBP
Retailer 9£824 GBP
Retailer 11£835 GBP
Retailer 12£845 GBP
Retailer 4£896 GBP
Retailer 8£1,052 GBP
Retailer 2£1,308 GBP
NZ Jewellers£2,312 GBP

26 data points across 16 retailers

17 retailers£533 GBP to £2,312 GBP

A
Cheapest Retailer
-
£533 GBP
₹68,161 INR
A
Retailer 2
-
£534 GBP
HK$5,600 HKD
View
A
Retailer 3
-
£590 GBP
$792 USD
View
A
Retailer 4
-
£659 GBP
$884 USD
View
Final sale: no returns
A
Retailer 5
-
£691 GBP
SGD 1,253 SGD
View
A
Retailer 6
-
£706 GBP
$947 USD
View
A
Retailer 7
-
£715 GBP
$959 USD
View
A
Retailer 8
-
£766 GBP
$1,028 USD
View
A
Retailer 9
-
£771 GBP
SGD 1,398 SGD
View
A
Retailer 10
-
£824 GBP
$1,106 USD
View
A
Retailer 11
-
£835 GBP
View
A
Retailer 12
-
£845 GBP
View
Retailer 13
-
£851 GBP
$1,142 USD
View
Price last confirmed 56 days ago
A
Retailer 14
-
£896 GBP
$1,203 USD
View
B+
Retailer 15
-
£1,052 GBP
$1,412 USD
View
Retailer 16
-
£1,308 GBP
View
Most Expensive
B
NZ Jewellers
31bc8998-1038-4af3-a68b-b7eb94844ee7 · Oct 30
£2,312 GBP
$3,103 USD
View
16 more retailers have this diamond
Prices start from £533 GBPSave up to £1,779 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
£533 GBP