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Round|Natural|GIA

0.80ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2396487681

Certificate GIA 2396487681

Diamond specifications and retailer prices

From £629 GBP
As of November 5, 2026
Save £1,417 GBP (69%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £2,046 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2396487681. Listed at 17 retailers as of November 5, 2026, with prices from £629 to £2,046, a £1,417 spread on the same certified stone. NZ Jewellers lists it at £2,046. 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

0.80
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2396487681
Dimensions5.88 × 5.92 × 3.69 mm
L/W Ratio1.01
Top View
5.88 mm5.92 mm0.80 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2396487681
Side View
Table 57.0%Crown 36°Girdle: NULPavilion 40.6°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £1,051 GBP|Low: £629 GBP|High: £1,553 GBP|Avg: £1,049 GBP|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5£629 GBP
Retailer 8£936 GBP
Retailer 2£941 GBP
Retailer 4£1,000 GBP
Retailer 1£1,051 GBP
Retailer 3£1,100 GBP
Retailer 6£1,241 GBP
Retailer 7£1,532 GBP

27 data points across 8 retailers

17 retailers£629 GBP to £2,046 GBP

A
Cheapest Retailer
-
£629 GBP
B+
Retailer 2
-
£749 GBP
View
B+
Retailer 3
-
£803 GBP
View
Retailer 4
-
£806 GBP
View
Price last confirmed 43 days ago
Retailer 5
-
£839 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£839 GBP
View
B+
Retailer 7
-
£872 GBP
View
B
Retailer 8
-
£936 GBP
View
B+
Retailer 9
-
£938 GBP
View
B+
Retailer 10
-
£941 GBP
View
B+
Retailer 11
-
£968 GBP
View
B+
Retailer 12
-
£1,000 GBP
View
B
Retailer 13
-
£1,051 GBP
View
B+
Retailer 14
-
£1,100 GBP
View
B
Retailer 15
-
£1,241 GBP
View
B
Retailer 16
-
£1,532 GBP
View
Most Expensive
C
NZ Jewellers
601882ce-dbe5-4984-826a-8a83849a867f · Nov 5
£2,046 GBP
$2,754 USD
View
16 more retailers have this diamond
Prices start from £629 GBPSave up to £1,417 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
0.80ct Round
£629 GBP