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Heart|Natural|GIA

1.02ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 6551189579

Certificate GIA 6551189579

Diamond specifications and retailer prices

From £1,230 GBP
As of November 5, 2026
Save £483 GBP (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,713 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.02ct natural heart diamond

This 1.02ct natural heart sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551189579. Listed at 6 retailers as of November 5, 2026, with prices from £1,230 to £1,713, a £483 spread on the same certified stone. GemTrove lists it at £1,713. 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

1.02
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551189579
Dimensions6.25 × 6.81 × 4.05 mm
L/W Ratio1.09
Top View
6.25 mm6.81 mm1.02 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551189579
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 59.5%

Caratlytics Score

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

Last verified: Nov 5
Current: £1,713 GBP|Low: £1,077 GBP|High: £1,713 GBP|Avg: £1,403 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 5£1,230 GBP
Retailer 4£1,231 GBP
Retailer 3£1,241 GBP
Retailer 2£1,347 GBP
Retailer 6£1,405 GBP
GemTrove£1,713 GBP

40 data points across 6 retailers

6 retailers£1,230 GBP to £1,713 GBP

A
Cheapest Retailer
-
£1,230 GBP
A
Retailer 2
-
£1,231 GBP
View
Final sale: no returns
A
Retailer 3
-
£1,241 GBP
View
A
Retailer 4
-
£1,347 GBP
View
A
Retailer 5
-
£1,405 GBP
View
Most Expensive
B+
GemTrove
GT-N-01269116-98 · Nov 6
£1,713 GBP
A$3,528 AUD
View
5 more retailers have this diamond
Prices start from £1,230 GBPSave up to £483 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
1.02ct Heart
£1,230 GBP