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Heart|Natural|GIA

0.76ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 6542372913

Certificate GIA 6542372913

Diamond specifications and retailer prices

From £789 GBP
$1,056 USD
As of November 6, 2026
3 retailers carry this diamond
Most expensive: £789 GBP at The Diamond Guys
View at The Diamond Guys

About this 0.76ct natural heart diamond

This 0.76ct natural heart sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542372913. Listed at 3 retailers as of November 6, 2026. 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

0.76
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle41.24°
Pavilion angle40.65°
OriginNatural
Grading LabGIA
CertificateGIA 6542372913
Dimensions5.44 × 6.35 × 3.79 mm
L/W Ratio1.17
Top View
5.44 mm6.35 mm0.76 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6542372913
Side View
Table 60.0%Crown 41.24°Girdle: THN-THKPavilion 40.65°Culet: NoneDepth 59.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £595 GBP|Low: £405 GBP|High: £1,189 GBP|Avg: £728 GBP|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
The Diamond Guys
October 6, 2026
Retailer 4£405 GBP
Retailer 2£563 GBP
Retailer 1£595 GBP
Retailer 12£614 GBP
Retailer 11£627 GBP
Retailer 10£634 GBP
Retailer 7£657 GBP
Retailer 6£708 GBP
Retailer 8£709 GBP
Retailer 9£725 GBP
The Diamond Guys£789 GBP
Retailer 13£948 GBP
Retailer 5£1,035 GBP
Retailer 3£1,189 GBP

15 data points across 14 retailers

3 retailers

Retailer 1
-
£614 GBP
Price last confirmed 32 days ago
Retailer 2
-
£725 GBP
View
Price last confirmed 32 days ago
Most Expensive
A
The Diamond Guys
1904738780 · Nov 6
£789 GBP
$1,056 USD
View
2 more retailers have this diamond

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
0.76ct Heart
£789 GBP