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Heart|Natural|GIA

0.83ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 1226729613

Certificate GIA 1226729613

Diamond specifications and retailer prices

From £871 GBP
$1,167 USD
As of November 1, 2026
Save £1,021 GBP (54%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £1,892 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.83ct natural heart diamond

This 0.83ct natural heart sits in the just-under-one-carat band, graded I 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 1226729613. Listed at 4 retailers as of November 1, 2026, with prices from £871 to £1,892, a £1,021 spread on the same certified stone. MOH London lists it at £1,892. 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

0.83
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1226729613
Dimensions6.05 × 6.75 × 3.42 mm
L/W Ratio1.12
Culet sizeSmall
Top View
6.05 mm6.75 mm0.83 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 1226729613
Side View
Table 58.0%CrownGirdle: UNDPavilionCulet: SmallDepth 50.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £1,892 GBP|Low: £871 GBP|High: £2,562 GBP|Avg: £1,750 GBP|-25.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 3£871 GBP
Retailer 2£1,151 GBP
Retailer 4£1,885 GBP
MOH London£1,892 GBP
Retailer 5£1,929 GBP

43 data points across 5 retailers

4 retailers£871 GBP to £1,892 GBP

B+
Cheapest Retailer
-
£871 GBP
$1,167 USD
B
Retailer 2
-
£1,151 GBP
View
Retailer 3
-
£1,885 GBP
A$3,886 AUD
View
Price last confirmed 27 days ago
Most Expensive
B
MOH London
339A3159C · Nov 1
£1,892 GBP
View
3 more retailers have this diamond
Prices start from £871 GBPSave up to £1,021 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.

B+
0.83ct Heart
£871 GBP