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Heart|Natural|GIA

1.03ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 7351677035

Certificate GIA 7351677035

Diamond specifications and retailer prices

From £832 GBP
As of November 6, 2026
Save £1,129 GBP (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,960 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7351677035. Listed at 11 retailers as of November 4, 2026, with prices from £832 to £1,960, a £1,129 spread on the same certified stone. MOH London lists it at £1,960. 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

1.03
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7351677035
Dimensions5.62 × 5.49 × 3.67 mm
L/W Ratio1.02
Top View
5.62 mm5.49 mm1.03 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7351677035
Side View
Table 58.0%CrownGirdle: ThickPavilionCulet: NoneDepth 66.8%

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 6
Current: £1,960 GBP|Low: £822 GBP|High: £1,984 GBP|Avg: £1,227 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 8£832 GBP
Retailer 10£1,039 GBP
Retailer 9£1,122 GBP
Retailer 11£1,122 GBP
Retailer 2£1,148 GBP
Retailer 3£1,150 GBP
Retailer 6£1,157 GBP
Retailer 4£1,158 GBP
Retailer 12£1,223 GBP
Retailer 7£1,239 GBP
Retailer 5£1,523 GBP
MOH London£1,960 GBP

31 data points across 12 retailers

11 retailers£832 GBP to £1,960 GBP

A
Cheapest Retailer
-
£832 GBP
B+
Retailer 2
-
£1,039 GBP
View
B+
Retailer 3
-
£1,122 GBP
View
Retailer 4
-
£1,122 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£1,148 GBP
View
B+
Retailer 6
-
£1,157 GBP
View
B+
Retailer 7
-
£1,158 GBP
View
B+
Retailer 8
-
£1,223 GBP
View
B+
Retailer 9
-
£1,239 GBP
View
B
Retailer 10
-
£1,523 GBP
View
Most Expensive
B
MOH London
7E657BA04 · Nov 4
£1,960 GBP
View
10 more retailers have this diamond
Prices start from £832 GBPSave up to £1,129 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
1.03ct Heart
£832 GBP